{"id":21408,"date":"2025-07-14T15:49:28","date_gmt":"2025-07-14T19:49:28","guid":{"rendered":"https:\/\/www.jinfiniti.com\/blog\/?p=21408"},"modified":"2025-07-14T15:59:28","modified_gmt":"2025-07-14T19:59:28","slug":"nad-boosters","status":"publish","type":"post","link":"https:\/\/www.jinfiniti.com\/blog\/nad-boosters\/","title":{"rendered":"NAD Boosters: What Works and What Doesn&#8217;t"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Millions of people hunt for the perfect anti-aging supplement. NAD boosters promise to turn back the clock on cellular aging.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But do these products actually work?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The answer isn&#8217;t black and white. Some NAD boosters can raise blood levels of this vital coenzyme. Whether those increases translate to real health benefits is another story.<\/p>\n\n\n<style>.kadence-column21408_756b15-cc > .kt-inside-inner-col{padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-md, 2rem);}.kadence-column21408_756b15-cc > .kt-inside-inner-col{border-top:1px solid #000000;border-right:1px solid #000000;border-bottom:5px solid #000000;border-left:1px solid #000000;}.kadence-column21408_756b15-cc > .kt-inside-inner-col,.kadence-column21408_756b15-cc > .kt-inside-inner-col:before{border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-right-radius:10px;border-bottom-left-radius:10px;}.kadence-column21408_756b15-cc > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column21408_756b15-cc > .kt-inside-inner-col{flex-direction:column;}.kadence-column21408_756b15-cc > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column21408_756b15-cc > .kt-inside-inner-col{background-color:rgba(230, 234, 245, 0.35);}.kadence-column21408_756b15-cc > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column21408_756b15-cc{position:relative;}@media all and (max-width: 1024px){.kadence-column21408_756b15-cc > .kt-inside-inner-col{border-top:1px solid #000000;border-right:1px solid #000000;border-bottom:5px solid #000000;border-left:1px solid #000000;flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column21408_756b15-cc > .kt-inside-inner-col{border-top:1px solid #000000;border-right:1px solid #000000;border-bottom:5px solid #000000;border-left:1px solid #000000;flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column21408_756b15-cc\"><div class=\"kt-inside-inner-col\">\n<h3 class=\"wp-block-heading\">Key Takeaways<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>NAD boosters are supplements that increase levels of nicotinamide adenine dinucleotide (NAD+) in the body<\/li>\n\n\n\n<li>Individual responses to these compounds vary a lot, so baseline testing is crucial for personalized dosing and tracking real progress<\/li>\n\n\n\n<li>Studies show NAD boosters can improve exercise performance, heart health markers, and may support DNA repair and fertility<\/li>\n\n\n\n<li>Results tend to happen over 6-12 weeks with consistent use and some populations will see more results than others<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Understanding NAD and Its Role in Your Body<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Every cell needs nicotinamide adenine dinucleotide (<a href=\"https:\/\/www.jinfiniti.com\/what-is-nad-plus\/\">NAD+<\/a>) to survive. This coenzyme powers over 500 different cellular activities.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NAD+ fuels your mitochondria. It helps turn food into energy and supports DNA repair throughout your body.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Your NAD levels decline with age. Research shows levels can fall by about 50% between ages 40 and 60<sup data-fn=\"f1be594b-6585-4459-a9a4-0f110465c9a8\" class=\"fn\"><a id=\"f1be594b-6585-4459-a9a4-0f110465c9a8-link\" href=\"#f1be594b-6585-4459-a9a4-0f110465c9a8\">1<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This decline might contribute to many signs of aging. Scientists think restoring youthful NAD levels could slow down aging and boost health.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8220;The challenge with NAD+ supplementation is that individual responses vary dramatically,&#8221; says Dr. Jin-Xiong She, founder of Jinfiniti Precision Medicine. &#8220;What works optimally for one person may be ineffective or even excessive for another, which is why we emphasize testing first.&#8221;<\/p>\n\n\n<style>.kb-image21408_571835-c9 .kb-image-has-overlay:after{opacity:0.3;border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}.kb-image21408_571835-c9 img.kb-img, .kb-image21408_571835-c9 .kb-img img{border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}<\/style>\n<div class=\"wp-block-kadence-image kb-image21408_571835-c9\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"427\" src=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/getty-images-3HJ8mWLziPc-unsplash.jpg\" alt=\"A white DNA double helix structure is rendered against a blue-green gradient background.\" class=\"kb-img wp-image-39283\" title=\"\" srcset=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/getty-images-3HJ8mWLziPc-unsplash.jpg 640w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/getty-images-3HJ8mWLziPc-unsplash-480x320.jpg 480w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/getty-images-3HJ8mWLziPc-unsplash-600x400.jpg 600w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">The Science Behind NAD Decline<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Age-related NAD depletion hits multiple body systems. Lower levels hurt mitochondrial function and reduce your cells&#8217; ability to fix damaged DNA<sup data-fn=\"6120a117-274f-4b18-8cef-81a8d960f2b8\" class=\"fn\"><a id=\"6120a117-274f-4b18-8cef-81a8d960f2b8-link\" href=\"#6120a117-274f-4b18-8cef-81a8d960f2b8\">2<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NAD also feeds <a href=\"https:\/\/www.jinfiniti.com\/blog\/what-are-sirtuins\/\">sirtuins<\/a>. These &#8220;longevity proteins&#8221; control cellular aging and metabolism.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Studies in mice show that falling NAD contributes to aging signs<sup data-fn=\"7b6c7b62-f1f1-45b2-96e1-6c1e46250130\" class=\"fn\"><a id=\"7b6c7b62-f1f1-45b2-96e1-6c1e46250130-link\" href=\"#7b6c7b62-f1f1-45b2-96e1-6c1e46250130\">3<\/a><\/sup>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Muscle weakness<\/li>\n\n\n\n<li>Mental decline<\/li>\n\n\n\n<li>Metabolic problems<\/li>\n\n\n\n<li>Reduced energy production<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Types of NAD Booster Supplements<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The supplement market offers several precursor compounds that boost NAD levels. Each precursor works through different pathways in your body.<\/p>\n\n\n<style>.kb-image21408_7f4dfa-43 .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<div class=\"wp-block-kadence-image kb-image21408_7f4dfa-43\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic-1024x1024.png\" alt=\"Graphic showing the four main types of NAD boosters\" class=\"kb-img wp-image-39286\" title=\"\" srcset=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic-1024x1024.png 1024w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic-480x480.png 480w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic-150x150.png 150w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic-768x768.png 768w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic-300x300.png 300w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic-600x600.png 600w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic-100x100.png 100w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/nad-booster-infographic.png 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Nicotinamide Riboside (NR)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">NR is the most studied NAD booster today. The FDA gave it Generally Recognized as Safe (GRAS) status.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Clinical trials show NR can increase blood NAD+ levels by 40-270%<sup data-fn=\"21d5ad6b-c0b1-4bb0-a5cf-0082c57334c8\" class=\"fn\"><a id=\"21d5ad6b-c0b1-4bb0-a5cf-0082c57334c8-link\" href=\"#21d5ad6b-c0b1-4bb0-a5cf-0082c57334c8\">4<\/a><\/sup>. The increase depends on dose and individual factors.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Most studies use 300-1000mg daily. Higher doses don&#8217;t always work better.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NR shows good safety in healthy adults. Side effects are usually mild:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Occasional fatigue<\/li>\n\n\n\n<li>Mild nausea<\/li>\n\n\n\n<li>Temporary headaches<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Nicotinamide Mononucleotide (NMN)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">NMN became popular when famous researchers started taking it publicly. This molecule showed promise in early trials.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Some findings suggest NMN might better exercise endurance, improve sleep, and increase cellular energy<sup data-fn=\"278f40b8-d34e-4428-b95b-6976edd1552b\" class=\"fn\"><a id=\"278f40b8-d34e-4428-b95b-6976edd1552b-link\" href=\"#278f40b8-d34e-4428-b95b-6976edd1552b\">5<\/a><\/sup>. Studies continue, looking into its promise for supporting healthy aging and metabolism.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NMN&#8217;s mechanism involves its direct conversion to NAD+ inside cells, making it an efficient precursor. Researchers such as Dr. David Sinclair and Dr. Jin-Xiong She judge it to be one of the most promising compounds for getting NAD+ to optimal levels.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Traditional Vitamin B3 Forms<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.jinfiniti.com\/blog\/nad-vs-niacin-vs-niacinamide-vitamin-b3-differences\/\">Niacin and niacinamide<\/a> are other popular approaches to NAD boosting. These vitamin B3 forms have long safety records.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But they can&#8217;t meaningfully raise NAD levels in healthy adults at safe dosages. Niacin also causes uncomfortable flushing at therapeutic doses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Research shows niacin carries liver toxicity risks at high doses<sup data-fn=\"f5abc652-ee56-4417-b415-b729ec5bfa1c\" class=\"fn\"><a id=\"f5abc652-ee56-4417-b415-b729ec5bfa1c-link\" href=\"#f5abc652-ee56-4417-b415-b729ec5bfa1c\">6<\/a><\/sup>. Most people can&#8217;t tolerate the amounts needed for NAD boosting.<\/p>\n\n\n<style>.kb-image21408_130996-d2 .kb-image-has-overlay:after{opacity:0.3;border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}.kb-image21408_130996-d2 img.kb-img, .kb-image21408_130996-d2 .kb-img img{border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}<\/style>\n<div class=\"wp-block-kadence-image kb-image21408_130996-d2\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"333\" src=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/a-c-U869B4uEXU0-unsplash.jpg\" alt=\"Various colorful pills, capsules, and tablets scattered on a light blue surface.\" class=\"kb-img wp-image-39284\" title=\"\" srcset=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/a-c-U869B4uEXU0-unsplash.jpg 640w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/a-c-U869B4uEXU0-unsplash-480x250.jpg 480w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/a-c-U869B4uEXU0-unsplash-600x312.jpg 600w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Benefits of NAD Boosters That Really Work<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Despite mixed results, certain benefits show consistent evidence. These effects are the most reliable outcomes you can expect.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Increased Blood NAD Levels<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The most consistent finding is elevated blood NAD+ levels. Both NR and NMN reliably achieve this change.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Studies show effects typically plateau around 1000mg daily for NR<sup data-fn=\"0e3608f4-aecf-4841-b870-313514249b20\" class=\"fn\"><a id=\"0e3608f4-aecf-4841-b870-313514249b20-link\" href=\"#0e3608f4-aecf-4841-b870-313514249b20\">7<\/a><\/sup>. Higher doses don&#8217;t produce bigger increases.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But higher blood levels don&#8217;t guarantee better tissue penetration. The link between blood NAD and cellular benefits remains unclear.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cardiovascular and Exercise Performance Benefits<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">NAD boosters show promising results for heart health and physical performance. Benefits appear strongest in middle-aged adults.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A randomized study of 90 people with peripheral artery disease<sup data-fn=\"bf44f0f0-d9a8-487a-b3cd-3736bad8167e\" class=\"fn\"><a id=\"bf44f0f0-d9a8-487a-b3cd-3736bad8167e-link\" href=\"#bf44f0f0-d9a8-487a-b3cd-3736bad8167e\">8<\/a><\/sup> found impressive results:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Measurement<\/th><th>Improvement<\/th><\/tr><\/thead><tbody><tr><td>6-minute walk distance<\/td><td>17.6 meters vs placebo<\/td><\/tr><tr><td>High adherence group<\/td><td>Over 30 meters<\/td><\/tr><tr><td>Blood pressure<\/td><td>Reduced<\/td><\/tr><tr><td>Arterial stiffness<\/td><td>Decreased<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Research also suggests NAD+ supplementation may help protect against vascular problems and metabolic issues<sup data-fn=\"ef0c16b9-f386-4dec-a156-ef1d68720819\" class=\"fn\"><a id=\"ef0c16b9-f386-4dec-a156-ef1d68720819-link\" href=\"#ef0c16b9-f386-4dec-a156-ef1d68720819\">9<\/a><\/sup>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Limited Anti-Inflammatory Effects<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">NR supplementation can reduce certain inflammatory markers in older adults. Some studies show 50-70% reductions in inflammatory proteins like IL-6<sup data-fn=\"68c74551-e5f0-4f16-81c8-6500d0b3292f\" class=\"fn\"><a id=\"68c74551-e5f0-4f16-81c8-6500d0b3292f-link\" href=\"#68c74551-e5f0-4f16-81c8-6500d0b3292f\">10<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These anti-inflammatory effects might contribute to other health benefits. Chronic inflammation plays a role in many age-related diseases and can contribute to premature aging.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But these findings need testing in larger, more diverse groups before we can draw firm conclusions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">DNA Repair and Cellular Protection<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">NAD+ supports DNA repair mechanisms throughout your body. NAD+ feeds poly(ADP-ribose) polymerases (PARPs) and sirtuins.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These proteins are important for DNA damage response and cell survival.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This function becomes more important with age. DNA damage builds up and <a href=\"https:\/\/www.jinfiniti.com\/blog\/cellular-health-supplements\/\">cellular repair<\/a> capacity declines.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Research shows that NAD+ supplementation can partially restore DNA repair capacity in cells with damaged repair systems<sup data-fn=\"4ff8bf36-0072-4694-89a7-300cfd6f6171\" class=\"fn\"><a id=\"4ff8bf36-0072-4694-89a7-300cfd6f6171-link\" href=\"#4ff8bf36-0072-4694-89a7-300cfd6f6171\">11<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In animal studies, NR supplementation dramatically improved genomic stability and extended lifespan.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Fertility and Reproductive Health Benefits<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">New research reveals promising uses for NAD+ boosters in reproductive health. Declining NAD+ levels contribute to age-related fertility decline.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Studies show NMN supplementation can rejuvenate egg quality and quantity in aged animals<sup data-fn=\"f6419634-4fef-4d96-aa0c-712e91e2c7f9\" class=\"fn\"><a id=\"f6419634-4fef-4d96-aa0c-712e91e2c7f9-link\" href=\"#f6419634-4fef-4d96-aa0c-712e91e2c7f9\">12<\/a><\/sup>. This led to improved fertility outcomes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.jinfiniti.com\/blog\/nad-and-nmn-supplements-fertility\/\">NAD+ and fertility research<\/a> suggests potential benefits for both male and female reproductive health.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Key findings include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Improved egg quality in aging<\/li>\n\n\n\n<li>Better sperm function<\/li>\n\n\n\n<li>Potential fertility preservation during cancer treatment<\/li>\n\n\n\n<li>Enhanced reproductive lifespan<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Immune System Enhancement<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">NAD+ plays an important role in immune function and regulation. NAD+ boosting shows anti-inflammatory effects and can help balance immune responses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Studies show NR supplementation reduces inflammatory chemicals like IL-6<sup data-fn=\"11001f53-5631-4146-b4df-c25bbf247175\" class=\"fn\"><a id=\"11001f53-5631-4146-b4df-c25bbf247175-link\" href=\"#11001f53-5631-4146-b4df-c25bbf247175\">13<\/a><\/sup>. The immune benefits may extend to autoimmune conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Research suggests NAD+ boosting may work best in people with higher inflammation<sup data-fn=\"cd645115-01e5-4a9e-92f6-613c6dffc6cc\" class=\"fn\"><a id=\"cd645115-01e5-4a9e-92f6-613c6dffc6cc-link\" href=\"#cd645115-01e5-4a9e-92f6-613c6dffc6cc\">14<\/a><\/sup>. This includes elderly individuals or those with chronic diseases.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Where NAD Boosters Need More Research<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Many popular claims about NAD supplementation lack strong clinical support. Understanding these limits helps set realistic expectations.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Metabolic Health and Weight Management<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Results for metabolic benefits show mixed outcomes across different studies. Some trials show metabolic improvements while others find minimal effects.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A detailed review of clinical trials<sup data-fn=\"f8feae85-d0c1-4658-a545-aaa289d5b30a\" class=\"fn\"><a id=\"f8feae85-d0c1-4658-a545-aaa289d5b30a-link\" href=\"#f8feae85-d0c1-4658-a545-aaa289d5b30a\">15<\/a><\/sup> found mixed results:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Measurement<\/th><th>Result<\/th><\/tr><\/thead><tbody><tr><td>Total cholesterol<\/td><td>Reduced<\/td><\/tr><tr><td>Triglycerides<\/td><td>Reduced<\/td><\/tr><tr><td>Insulin sensitivity<\/td><td>Variable<\/td><\/tr><tr><td>Body composition<\/td><td>No change<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A 12-week trial in obese men taking 2000mg daily of NR showed no improvements in insulin sensitivity or body composition<sup data-fn=\"51eb977e-38fd-4d7a-9c0f-9156eaaf43e2\" class=\"fn\"><a id=\"51eb977e-38fd-4d7a-9c0f-9156eaaf43e2-link\" href=\"#51eb977e-38fd-4d7a-9c0f-9156eaaf43e2\">16<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The differences in results may relate to individual factors. Baseline NAD+ status, inflammation levels, and metabolic health all matter.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cognitive Enhancement Claims<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Human trials for cognitive benefits show mixed results. Completed human studies haven&#8217;t shown dramatic cognitive improvements.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Animal studies show NAD+ supplementation can reduce brain inflammation and support brain cell energy<sup data-fn=\"09594aa3-a3f6-412a-8c5b-f2e2df7bfca2\" class=\"fn\"><a id=\"09594aa3-a3f6-412a-8c5b-f2e2df7bfca2-link\" href=\"#09594aa3-a3f6-412a-8c5b-f2e2df7bfca2\">17<\/a><\/sup>. In Alzheimer&#8217;s models, NAD+ boosting improved stress response and reduced brain disruption<sup data-fn=\"43a5e84f-0270-4a59-b766-5e46fc778ab2\" class=\"fn\"><a id=\"43a5e84f-0270-4a59-b766-5e46fc778ab2-link\" href=\"#43a5e84f-0270-4a59-b766-5e46fc778ab2\">18<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The gap between animal studies and human trials remains large for cognitive benefits. More human research is needed to see if these brain-protective effects translate to real cognitive improvements.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mitochondrial Function Improvements<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Results for mitochondrial function show mixed outcomes in human studies. Some research suggests improvements in mitochondrial health markers<sup data-fn=\"d3d9bb9d-fcc5-42cf-8c00-579bd95c3c8c\" class=\"fn\"><a id=\"d3d9bb9d-fcc5-42cf-8c00-579bd95c3c8c-link\" href=\"#d3d9bb9d-fcc5-42cf-8c00-579bd95c3c8c\">19<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But analyses of muscle biopsies from studies show minimal changes<sup>10<\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The relationship between increased blood NAD levels and improved mitochondrial function in tissues remains unclear:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Some people experience better cellular energy<\/li>\n\n\n\n<li>Others show little change<\/li>\n\n\n\n<li>Blood biomarkers don&#8217;t always match tissue improvements<\/li>\n\n\n\n<li>Individual responses vary widely<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Safety Concerns You Should Know About<\/h2>\n\n\n<style>.kb-image21408_c85812-39 .kb-image-has-overlay:after{opacity:0.3;border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}.kb-image21408_c85812-39 img.kb-img, .kb-image21408_c85812-39 .kb-img img{border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}<\/style>\n<div class=\"wp-block-kadence-image kb-image21408_c85812-39\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"427\" src=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/kateryna-hliznitsova-WBC7sTsYGUo-unsplash.jpg\" alt=\"A young woman rests her head on her arms while sitting at a desk with stacked books.\" class=\"kb-img wp-image-39287\" title=\"\" srcset=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/kateryna-hliznitsova-WBC7sTsYGUo-unsplash.jpg 640w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/kateryna-hliznitsova-WBC7sTsYGUo-unsplash-480x320.jpg 480w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/kateryna-hliznitsova-WBC7sTsYGUo-unsplash-600x400.jpg 600w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Recent research has uncovered potential risks that challenge assumptions about NAD booster safety. The overall safety profile remains generally good in short-term studies.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Clinical Safety Profile<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A study involving 489 participants showed NAD+ supplementation is generally well-tolerated<sup data-fn=\"995fa922-78bf-4431-811c-d3b04a5de734\" class=\"fn\"><a id=\"995fa922-78bf-4431-811c-d3b04a5de734-link\" href=\"#995fa922-78bf-4431-811c-d3b04a5de734\">20<\/a><\/sup>. Only mild side effects occur.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Common side effects include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Muscle pain<\/li>\n\n\n\n<li>Fatigue<\/li>\n\n\n\n<li>Headaches<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">No serious adverse events have been reported in clinical trials. Research shows clinical safety at doses up to 900mg daily for most NAD+ precursors.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Quality Control Problems<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Independent testing reveals some quality issues with commercial NAD supplements. One white paper apparently shows 87% of NR products fail to meet their label claims<sup data-fn=\"b73a6b2d-cff5-404c-ac45-e1f89aef5c8b\" class=\"fn\"><a id=\"b73a6b2d-cff5-404c-ac45-e1f89aef5c8b-link\" href=\"#b73a6b2d-cff5-404c-ac45-e1f89aef5c8b\">21<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quality control problems include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Much less active ingredient than advertised<\/li>\n\n\n\n<li>Contamination with unwanted substances<\/li>\n\n\n\n<li>Complete mislabeling of contents<\/li>\n\n\n\n<li>No pre-market safety testing required<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Unlike prescription medications, dietary supplements require no safety testing before sale. Quality control remains largely voluntary.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Drug Interactions and Side Effects of NAD<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Certain NAD combinations pose interaction risks with common medications. Resveratrol, often paired with NR, blocks liver enzymes that break down drugs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This can affect:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Blood thinners<\/li>\n\n\n\n<li>Diabetes medications<\/li>\n\n\n\n<li>Many other prescriptions<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Research shows niacin carries the highest interaction risk<sup data-fn=\"1d3bbdb7-c3f7-4fd8-bff5-a1ec0f7588f5\" class=\"fn\"><a id=\"1d3bbdb7-c3f7-4fd8-bff5-a1ec0f7588f5-link\" href=\"#1d3bbdb7-c3f7-4fd8-bff5-a1ec0f7588f5\">22<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">People with cancer history, autoimmune conditions, or inflammatory diseases should use extra caution. The immune system&#8217;s high energy demands during inflammation could be problematically increased.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to Get NAD Benefits Safely<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">If you&#8217;re considering NAD supplementation, a thoughtful approach maximizes potential benefits while minimizing risks.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Testing Your Current NAD Status<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Before starting any supplement, understanding your baseline NAD levels provides valuable guidance. <a href=\"https:\/\/www.jinfiniti.com\/blog\/how-to-test-nad-levels\/\">Individually testing NAD levels<\/a> can reveal whether you&#8217;re likely to benefit from supplementation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8220;Too many people start supplementing blindly without knowing their baseline status,&#8221; explains Dr. Jin-Xiong She. &#8220;Testing allows us to personalize dosing and track real improvements instead of guessing.&#8221;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The <a href=\"https:\/\/www.jinfiniti.com\/product\/intracellular-nad-test\/\">Intracellular NAD+ Test<\/a> measures your cellular NAD levels through a simple finger-prick blood collection. This clinical-grade testing helps determine the right dosage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Testing also lets you monitor your response to supplementation. You can measure improvement and adjust doses based on actual results rather than guessing.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Testing Benefits<\/th><th>Clinical Value<\/th><\/tr><\/thead><tbody><tr><td>Baseline measurement<\/td><td>Identifies deficiency<\/td><\/tr><tr><td>Personalized dosing<\/td><td>Improves effectiveness<\/td><\/tr><tr><td>Progress monitoring<\/td><td>Tracks improvement<\/td><\/tr><tr><td>Safety assessment<\/td><td>Prevents overdosing<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Choosing Quality NAD Booster Products<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Given the quality control crisis in the supplement industry, selecting third-party tested products becomes important. Look for supplements that provide certificates of analysis.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.jinfiniti.com\/product\/vitality-nad-plus-booster-supplement-powder\/\">Vitality\u2191\u00ae NAD+ Booster<\/a> combines multiple NAD precursors in a clinically validated formula. The powder format allows for precise dosing based on your individual needs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The formulation includes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>NMN<\/li>\n\n\n\n<li>Creatine monohydrate<\/li>\n\n\n\n<li>D-ribose<\/li>\n\n\n\n<li>Niacinamide<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These ingredients work together across multiple metabolic pathways in ratios designed for maximum effectiveness.<\/p>\n\n\n<style>.kb-image21408_dbd0ea-d7 .kb-image-has-overlay:after{opacity:0.3;border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}.kb-image21408_dbd0ea-d7 img.kb-img, .kb-image21408_dbd0ea-d7 .kb-img img{border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}<\/style>\n<div class=\"wp-block-kadence-image kb-image21408_dbd0ea-d7\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.jinfiniti.com\/product\/vitality-nad-plus-booster-supplement-powder\/\" class=\"kb-advanced-image-link\"><img loading=\"lazy\" decoding=\"async\" width=\"325\" height=\"375\" src=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2025\/04\/Vitality-Mini-CTA-v2.png\" alt=\"Vitality Mini CTA\" class=\"kb-img wp-image-32290\" title=\"\"><\/a><\/figure><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">NAD IV Therapy Considerations<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Some people explore NAD IV therapy as an alternative to oral supplements. This approach delivers NAD directly into your bloodstream.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.jinfiniti.com\/blog\/what-is-nad-iv-therapy\/\">NAD IV therapy<\/a> claims to achieve higher blood levels more rapidly than oral supplements. Sessions typically last 2-4 hours and require medical supervision.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But <a href=\"https:\/\/www.jinfiniti.com\/blog\/nad-iv-therapy-cost\/\">IV therapy costs<\/a> much more than oral supplements. Most insurance plans don&#8217;t cover these treatments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.jinfiniti.com\/blog\/nad-iv-therapy-side-effects\/\">Side effects of NAD IV<\/a> can include chest tightness, nausea, and fatigue during infusion. The long-term safety profile remains unclear and most studies on NAD have been done with NMN or NR.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Natural Ways to Boost NAD Production<\/h2>\n\n\n<style>.kb-image21408_c9b5b0-88 .kb-image-has-overlay:after{opacity:0.3;border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}.kb-image21408_c9b5b0-88 img.kb-img, .kb-image21408_c9b5b0-88 .kb-img img{border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}<\/style>\n<div class=\"wp-block-kadence-image kb-image21408_c9b5b0-88\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"427\" src=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/kateryna-hliznitsova-8QIkNwjcnck-unsplash.jpg\" alt=\"A woman with hair in a bun lifts blue dumbbells overhead from behind view.\" class=\"kb-img wp-image-39288\" title=\"\" srcset=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/kateryna-hliznitsova-8QIkNwjcnck-unsplash.jpg 640w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/kateryna-hliznitsova-8QIkNwjcnck-unsplash-480x320.jpg 480w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/kateryna-hliznitsova-8QIkNwjcnck-unsplash-600x400.jpg 600w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Your lifestyle choices significantly impact NAD levels in the body. These approaches offer safer alternatives to supplementation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Exercise and Physical Activity<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Regular exercise naturally increases NAD production through multiple pathways. Research on <a href=\"https:\/\/www.jinfiniti.com\/blog\/nad-athletic-performance\/\">NAD for athletic performance<\/a> shows that both cardio and resistance training support cellular NAD levels.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Exercise activates enzymes that help boost NAD production. It also improves mitochondrial function independently of supplementation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The food you eat also influences NAD production. Certain <a href=\"https:\/\/www.jinfiniti.com\/blog\/nad-foods\/\">foods contain NAD precursors<\/a> or compounds that support NAD creation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sleep and Stress Management<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Quality sleep and stress reduction support healthy NAD levels naturally. Poor sleep and chronic stress deplete NAD through inflammatory pathways.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.jinfiniti.com\/blog\/nad-sleep-quality\/\">NAD and sleep quality<\/a> show two-way relationships. Better NAD status may improve sleep while good sleep supports NAD production.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Meditation, yoga, and other stress-reduction techniques help preserve NAD levels. These approaches offer additional health benefits beyond NAD improvement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Setting Realistic Expectations for NAD Boosters<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">NAD boosters can work, but the effects are more limited than marketing suggests. Understanding what to expect helps you make informed decisions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Who May Benefit from NAD Supplementation<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Certain groups show greater responses to NAD boosters:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Older adults with documented <a href=\"https:\/\/www.jinfiniti.com\/blog\/nad-deficiency-symptoms\/\">NAD deficiency<\/a><\/li>\n\n\n\n<li>People with higher inflammation or metabolic problems<\/li>\n\n\n\n<li>Those with specific health conditions<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">People with great health typically show minimal improvements. Individual genetic factors influence NAD metabolism. Some people naturally maintain higher levels and gain less from supplementation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Realistic Timeline for Results<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Most studies showing benefits use supplementation periods of 6-12 weeks. Don&#8217;t expect immediate dramatic changes from NAD boosters.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Energy improvements, if they occur, typically develop gradually over several weeks. Exercise performance gains follow a similar timeline.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8220;The science shows us that NAD+ optimization is a process, not a quick fix,&#8221; notes Dr. Jin-Xiong She. &#8220;Patients who understand this timeline and monitor their progress objectively tend to achieve the best long-term results.&#8221;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Monitor your response objectively rather than relying on feelings alone. Consider retesting NAD levels after 6-8 weeks of consistent supplementation.<\/p>\n\n\n<style>.kb-image21408_533fbf-7d .kb-image-has-overlay:after{opacity:0.3;border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}.kb-image21408_533fbf-7d img.kb-img, .kb-image21408_533fbf-7d .kb-img img{border-top-left-radius:30px;border-top-right-radius:30px;border-bottom-right-radius:30px;border-bottom-left-radius:30px;}<\/style>\n<div class=\"wp-block-kadence-image kb-image21408_533fbf-7d\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"416\" src=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/getty-images-5ikdep_Hoes-unsplash.jpg\" alt=\"A purple illuminated maze with a bright white ladder emerging from its center.\" class=\"kb-img wp-image-39289\" title=\"\" srcset=\"https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/getty-images-5ikdep_Hoes-unsplash.jpg 640w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/getty-images-5ikdep_Hoes-unsplash-480x312.jpg 480w, https:\/\/www.jinfiniti.com\/blog\/wp-content\/uploads\/2024\/11\/getty-images-5ikdep_Hoes-unsplash-600x390.jpg 600w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Making an Informed Decision About NAD Boosters<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The evidence for NAD boosters reveals modest benefits, significant limitations, and emerging safety concerns.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">When NAD Supplementation Makes Sense<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Consider NAD boosters if you have documented deficiency through proper testing. Older adults with high inflammation or specific health conditions may see greater benefits.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Always talk with healthcare providers familiar with current research. This becomes particularly important if you have cancer history or take multiple medications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Complementary Approaches to Consider<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Lifestyle changes can amplify the benefits you get from NAD supplementation. Regular exercise, adequate sleep, stress management, and balanced nutrition work together with NAD boosters to support increased energy and healthy aging.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Other <a href=\"https:\/\/www.jinfiniti.com\/blog\/best-longevity-supplements\/\">longevity supplements<\/a> may complement your NAD optimization strategy. Consider a comprehensive approach that combines multiple evidence-based interventions for maximum benefit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Bottom Line on NAD Boosters<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">NAD boosters are a emerging field in healthy aging. Some products can increase blood NAD levels but the translation of that to meaningful health benefits varies between people.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The evidence shows real benefits in specific areas like heart health, exercise performance and inflammation reduction. DNA repair and potential fertility benefits are added to the growing list of uses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But more research is needed to understand optimal dosing, ideal candidates and long term safety. Individual responses are very different.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For most people looking for energy or longevity benefits a combined approach is best. Lifestyle changes like exercise, proper nutrition, adequate sleep and stress management provide proven benefits that complement any supplementation strategy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you choose to try NAD boosters start with proper testing to establish your baseline. Work with healthcare providers who understand the current research and can monitor your response.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Referenced Sources<\/h3>\n\n\n<ol class=\"wp-block-footnotes\"><li id=\"f1be594b-6585-4459-a9a4-0f110465c9a8\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7442590\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7442590\/<\/a> <a href=\"#f1be594b-6585-4459-a9a4-0f110465c9a8-link\" aria-label=\"Jump to footnote reference 1\">\u21a9\ufe0e<\/a><\/li><li id=\"6120a117-274f-4b18-8cef-81a8d960f2b8\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9512238\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9512238\/<\/a> <a href=\"#6120a117-274f-4b18-8cef-81a8d960f2b8-link\" aria-label=\"Jump to footnote reference 2\">\u21a9\ufe0e<\/a><\/li><li id=\"7b6c7b62-f1f1-45b2-96e1-6c1e46250130\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5419884\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5419884\/<\/a> <a href=\"#7b6c7b62-f1f1-45b2-96e1-6c1e46250130-link\" aria-label=\"Jump to footnote reference 3\">\u21a9\ufe0e<\/a><\/li><li id=\"21d5ad6b-c0b1-4bb0-a5cf-0082c57334c8\"><a href=\"https:\/\/www.nature.com\/articles\/s42255-019-0161-5\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.nature.com\/articles\/s42255-019-0161-5<\/a> <a href=\"#21d5ad6b-c0b1-4bb0-a5cf-0082c57334c8-link\" aria-label=\"Jump to footnote reference 4\">\u21a9\ufe0e<\/a><\/li><li id=\"278f40b8-d34e-4428-b95b-6976edd1552b\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10721522\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10721522\/<\/a> <a href=\"#278f40b8-d34e-4428-b95b-6976edd1552b-link\" aria-label=\"Jump to footnote reference 5\">\u21a9\ufe0e<\/a><\/li><li id=\"f5abc652-ee56-4417-b415-b729ec5bfa1c\"><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK548176\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK548176\/<\/a> <a href=\"#f5abc652-ee56-4417-b415-b729ec5bfa1c-link\" aria-label=\"Jump to footnote reference 6\">\u21a9\ufe0e<\/a><\/li><li id=\"0e3608f4-aecf-4841-b870-313514249b20\"><a href=\"https:\/\/www.mdpi.com\/2076-3921\/11\/9\/1637\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.mdpi.com\/2076-3921\/11\/9\/1637<\/a> <a href=\"#0e3608f4-aecf-4841-b870-313514249b20-link\" aria-label=\"Jump to footnote reference 7\">\u21a9\ufe0e<\/a><\/li><li id=\"bf44f0f0-d9a8-487a-b3cd-3736bad8167e\"><a href=\"https:\/\/www.nature.com\/articles\/s41467-024-49092-5\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.nature.com\/articles\/s41467-024-49092-5<\/a> <a href=\"#bf44f0f0-d9a8-487a-b3cd-3736bad8167e-link\" aria-label=\"Jump to footnote reference 8\">\u21a9\ufe0e<\/a><\/li><li id=\"ef0c16b9-f386-4dec-a156-ef1d68720819\"><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2667089524000142\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2667089524000142<\/a> <a href=\"#ef0c16b9-f386-4dec-a156-ef1d68720819-link\" aria-label=\"Jump to footnote reference 9\">\u21a9\ufe0e<\/a><\/li><li id=\"68c74551-e5f0-4f16-81c8-6500d0b3292f\"><a href=\"https:\/\/journals.physiology.org\/doi\/pdf\/10.1152\/ajpendo.00242.2023\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/journals.physiology.org\/doi\/pdf\/10.1152\/ajpendo.00242.2023<\/a> <a href=\"#68c74551-e5f0-4f16-81c8-6500d0b3292f-link\" aria-label=\"Jump to footnote reference 10\">\u21a9\ufe0e<\/a><\/li><li id=\"4ff8bf36-0072-4694-89a7-300cfd6f6171\"><a href=\"https:\/\/www.tandfonline.com\/doi\/full\/10.1080\/15384101.2017.1285631\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.tandfonline.com\/doi\/full\/10.1080\/15384101.2017.1285631<\/a> <a href=\"#4ff8bf36-0072-4694-89a7-300cfd6f6171-link\" aria-label=\"Jump to footnote reference 11\">\u21a9\ufe0e<\/a><\/li><li id=\"f6419634-4fef-4d96-aa0c-712e91e2c7f9\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7063679\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7063679\/<\/a> <a href=\"#f6419634-4fef-4d96-aa0c-712e91e2c7f9-link\" aria-label=\"Jump to footnote reference 12\">\u21a9\ufe0e<\/a><\/li><li id=\"11001f53-5631-4146-b4df-c25bbf247175\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9571518\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9571518\/<\/a> <a href=\"#11001f53-5631-4146-b4df-c25bbf247175-link\" aria-label=\"Jump to footnote reference 13\">\u21a9\ufe0e<\/a><\/li><li id=\"cd645115-01e5-4a9e-92f6-613c6dffc6cc\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10346866\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10346866\/<\/a> <a href=\"#cd645115-01e5-4a9e-92f6-613c6dffc6cc-link\" aria-label=\"Jump to footnote reference 14\">\u21a9\ufe0e<\/a><\/li><li id=\"f8feae85-d0c1-4658-a545-aaa289d5b30a\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/35303905\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/35303905\/<\/a> <a href=\"#f8feae85-d0c1-4658-a545-aaa289d5b30a-link\" aria-label=\"Jump to footnote reference 15\">\u21a9\ufe0e<\/a><\/li><li id=\"51eb977e-38fd-4d7a-9c0f-9156eaaf43e2\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10828186\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10828186\/<\/a> <a href=\"#51eb977e-38fd-4d7a-9c0f-9156eaaf43e2-link\" aria-label=\"Jump to footnote reference 16\">\u21a9\ufe0e<\/a><\/li><li id=\"09594aa3-a3f6-412a-8c5b-f2e2df7bfca2\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11877801\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11877801\/<\/a> <a href=\"#09594aa3-a3f6-412a-8c5b-f2e2df7bfca2-link\" aria-label=\"Jump to footnote reference 17\">\u21a9\ufe0e<\/a><\/li><li id=\"43a5e84f-0270-4a59-b766-5e46fc778ab2\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11470026\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11470026\/<\/a> <a href=\"#43a5e84f-0270-4a59-b766-5e46fc778ab2-link\" aria-label=\"Jump to footnote reference 18\">\u21a9\ufe0e<\/a><\/li><li id=\"d3d9bb9d-fcc5-42cf-8c00-579bd95c3c8c\"><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4076149\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4076149\/<\/a> <a href=\"#d3d9bb9d-fcc5-42cf-8c00-579bd95c3c8c-link\" aria-label=\"Jump to footnote reference 19\">\u21a9\ufe0e<\/a><\/li><li id=\"995fa922-78bf-4431-811c-d3b04a5de734\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37971292\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/37971292\/<\/a> <a href=\"#995fa922-78bf-4431-811c-d3b04a5de734-link\" aria-label=\"Jump to footnote reference 20\">\u21a9\ufe0e<\/a><\/li><li id=\"b73a6b2d-cff5-404c-ac45-e1f89aef5c8b\"><a href=\"https:\/\/www.nutraingredients-usa.com\/Article\/2025\/02\/28\/majority-of-nr-dietary-supplements-tested-by-chromadex-failing-to-meet-label-claims\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.nutraingredients-usa.com\/Article\/2025\/02\/28\/majority-of-nr-dietary-supplements-tested-by-chromadex-failing-to-meet-label-claims\/<\/a> <a href=\"#b73a6b2d-cff5-404c-ac45-e1f89aef5c8b-link\" aria-label=\"Jump to footnote reference 21\">\u21a9\ufe0e<\/a><\/li><li id=\"1d3bbdb7-c3f7-4fd8-bff5-a1ec0f7588f5\"><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0006291X24001256\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0006291X24001256<\/a> <a href=\"#1d3bbdb7-c3f7-4fd8-bff5-a1ec0f7588f5-link\" aria-label=\"Jump to footnote reference 22\">\u21a9\ufe0e<\/a><\/li><\/ol>","protected":false},"excerpt":{"rendered":"<p>Millions of people hunt for the perfect anti-aging supplement. NAD boosters promise to turn back the clock on cellular aging. But do these products actually work? The answer isn&#8217;t black and white. Some NAD boosters can raise blood levels of this vital coenzyme. Whether those increases translate to real health benefits is another story. Key [&hellip;]<\/p>\n","protected":false},"author":10909,"featured_media":39292,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"[{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7442590\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7442590\/<\/a>\",\"id\":\"f1be594b-6585-4459-a9a4-0f110465c9a8\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9512238\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9512238\/<\/a>\",\"id\":\"6120a117-274f-4b18-8cef-81a8d960f2b8\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5419884\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5419884\/<\/a>\",\"id\":\"7b6c7b62-f1f1-45b2-96e1-6c1e46250130\"},{\"content\":\"<a href=\\\"https:\/\/www.nature.com\/articles\/s42255-019-0161-5\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/www.nature.com\/articles\/s42255-019-0161-5<\/a>\",\"id\":\"21d5ad6b-c0b1-4bb0-a5cf-0082c57334c8\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10721522\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10721522\/<\/a>\",\"id\":\"278f40b8-d34e-4428-b95b-6976edd1552b\"},{\"content\":\"<a href=\\\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK548176\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK548176\/<\/a>\",\"id\":\"f5abc652-ee56-4417-b415-b729ec5bfa1c\"},{\"content\":\"<a href=\\\"https:\/\/www.mdpi.com\/2076-3921\/11\/9\/1637\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/www.mdpi.com\/2076-3921\/11\/9\/1637<\/a>\",\"id\":\"0e3608f4-aecf-4841-b870-313514249b20\"},{\"content\":\"<a href=\\\"https:\/\/www.nature.com\/articles\/s41467-024-49092-5\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/www.nature.com\/articles\/s41467-024-49092-5<\/a>\",\"id\":\"bf44f0f0-d9a8-487a-b3cd-3736bad8167e\"},{\"content\":\"<a href=\\\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2667089524000142\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2667089524000142<\/a>\",\"id\":\"ef0c16b9-f386-4dec-a156-ef1d68720819\"},{\"content\":\"<a href=\\\"https:\/\/journals.physiology.org\/doi\/pdf\/10.1152\/ajpendo.00242.2023\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/journals.physiology.org\/doi\/pdf\/10.1152\/ajpendo.00242.2023<\/a>\",\"id\":\"68c74551-e5f0-4f16-81c8-6500d0b3292f\"},{\"content\":\"<a href=\\\"https:\/\/www.tandfonline.com\/doi\/full\/10.1080\/15384101.2017.1285631\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/www.tandfonline.com\/doi\/full\/10.1080\/15384101.2017.1285631<\/a>\",\"id\":\"4ff8bf36-0072-4694-89a7-300cfd6f6171\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7063679\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7063679\/<\/a>\",\"id\":\"f6419634-4fef-4d96-aa0c-712e91e2c7f9\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9571518\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9571518\/<\/a>\",\"id\":\"11001f53-5631-4146-b4df-c25bbf247175\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10346866\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10346866\/<\/a>\",\"id\":\"cd645115-01e5-4a9e-92f6-613c6dffc6cc\"},{\"content\":\"<a href=\\\"https:\/\/pubmed.ncbi.nlm.nih.gov\/35303905\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pubmed.ncbi.nlm.nih.gov\/35303905\/<\/a>\",\"id\":\"f8feae85-d0c1-4658-a545-aaa289d5b30a\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10828186\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10828186\/<\/a>\",\"id\":\"51eb977e-38fd-4d7a-9c0f-9156eaaf43e2\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11877801\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11877801\/<\/a>\",\"id\":\"09594aa3-a3f6-412a-8c5b-f2e2df7bfca2\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11470026\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11470026\/<\/a>\",\"id\":\"43a5e84f-0270-4a59-b766-5e46fc778ab2\"},{\"content\":\"<a href=\\\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4076149\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4076149\/<\/a>\",\"id\":\"d3d9bb9d-fcc5-42cf-8c00-579bd95c3c8c\"},{\"content\":\"<a href=\\\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37971292\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/pubmed.ncbi.nlm.nih.gov\/37971292\/<\/a>\",\"id\":\"995fa922-78bf-4431-811c-d3b04a5de734\"},{\"content\":\"<a href=\\\"https:\/\/www.nutraingredients-usa.com\/Article\/2025\/02\/28\/majority-of-nr-dietary-supplements-tested-by-chromadex-failing-to-meet-label-claims\/\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/www.nutraingredients-usa.com\/Article\/2025\/02\/28\/majority-of-nr-dietary-supplements-tested-by-chromadex-failing-to-meet-label-claims\/<\/a>\",\"id\":\"b73a6b2d-cff5-404c-ac45-e1f89aef5c8b\"},{\"content\":\"<a href=\\\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0006291X24001256\\\" target=\\\"_blank\\\" rel=\\\"noreferrer noopener\\\">https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0006291X24001256<\/a>\",\"id\":\"1d3bbdb7-c3f7-4fd8-bff5-a1ec0f7588f5\"}]"},"categories":[351,432,430,342,352,324],"tags":[],"class_list":["post-21408","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nad-supplement-interventions","category-aging","category-cellular-health","category-nad","category-nad-precursors","category-supplements"],"_links":{"self":[{"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/posts\/21408","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/users\/10909"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/comments?post=21408"}],"version-history":[{"count":0,"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/posts\/21408\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/media\/39292"}],"wp:attachment":[{"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/media?parent=21408"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/categories?post=21408"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jinfiniti.com\/blog\/wp-json\/wp\/v2\/tags?post=21408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}