













Vitamin D3 + K2 with Coconut Oil (180 Softgels)
5000IU D3, 100mcg K2 MK-7, 180 softgels – Support Bone & Immune Health
- Clinically validated formula
- Pure, additive-free ingredients
- Third-party quality tested
- Scientist formulated
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Vitamin D3 + K2 combines two vitamins your body needs to work as a team, delivering 5,000 IU of D3 with 100mcg of K2 in each easy-to-swallow softgel.
This scientifically balanced vitamin D3 K2 supplement addresses a critical gap in nutrition. While vitamin D3 helps your body absorb calcium, K2 directs that calcium to your bones where you need it, not your arteries where you don’t.
Research shows this pairing offers benefits neither vitamin achieves alone. The virgin coconut oil base enhances absorption of both fat-soluble vitamins, ensuring your body can actually use what you’re taking.

Supplement Facts
Serving Size: 1 Softgel
Servings Per Container: 180
Amount Per Serving:
- Vitamin D3 (as cholecalciferol from Lanolin) – 125mcg (5000 IU) – 625% DV
- Vitamin K2 (as menaquinone-7 MK-7) – 100mcg – 83% DV
Other Ingredients: Coconut Oil, Gelatin, Glycerin, Purified Water, Beeswax.
Quality Assurance:
- Third-party tested for purity and potency
- Made in USA in FDA-registered facility
- Non-GMO ingredients
- Bovine softgel capsules
- Free from artificial colors and preservatives
- Gluten and soy free
Note: Daily Value (DV) based on a 2,000 calorie diet. This product has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
- Strengthens bones and teeth naturally for lasting bone strength
- Supports healthy immune function and immune health
- Directs calcium to bones, not arteries for heart health
- Helps maintain muscle strength
- Reduces inflammatory markers
- Supports healthy blood sugar metabolism
Directions: Take 1 softgel per day with food, or 2 softgels for enhanced support as directed by your healthcare practitioner.
For best results, take with a meal containing healthy fats to maximize absorption of these fat-soluble vitamins.
Each bottle contains 180 softgels, providing a 90-180 day supply based on your individual needs.
Consider pairing with our AgingSOS Advanced Longevity Panel to monitor your vitamin D levels and inflammatory markers over time.

Meet the Scientist Behind Vitamin D3 + K2
Dr. Jin-Xiong She, Ph.D.
Genomic Medicine Researcher
- 400+ Published Research Papers
- $100 Million in Research Grants
- CLIA Laboratory Director
Dr. She built his career studying how cells age and decline.
His testing data reveals that most adults have insufficient vitamin D levels, especially during winter months. Yet supplementing D3 alone wasn’t the complete answer.
“Vitamin D without K2 is like having a delivery truck with no GPS. The calcium gets absorbed but doesn’t know where to go.”
Dr. She’s precision approach means every formula targets specific cellular pathways based on published research.
Vitamin D3+K2 represents this philosophy by combining two vitamins that clinical studies show work better together than separately.

Clinical Evidence from Real Research
reduction in severe chronic symptoms shown in a 24-week clinical trial when participants took vitamin D3 + K2 daily compared to standard care alone.
average improvement in pancreatic beta cell function seen in studies of people taking D3 + K2, reducing strain on insulin-producing cells.
potential reduction in fracture risk with adequate K2 intake according to population studies, especially when combined with sufficient vitamin D3.
Clinical research shows the D3 + K2 combination improves bone density markers, reduces inflammation, and supports metabolic health within 8-12 weeks of daily use.
Understanding How D3 + K2 Work Together
Your body needs both vitamins to maintain strong bones and healthy calcium metabolism.
Why you need vitamin D3 for more than bones
Vitamin D3 is the form your skin produces from sunlight. It’s actually a hormone that influences over 1,000 different genes in your body.
What D3 does for you:
- Helps intestines absorb calcium from food
- Supports immune cell function and response
- Maintains muscle strength and coordination
- Influences mood and cognitive function
The problem: Up to 70% of adults have insufficient vitamin D levels. Indoor lifestyles, sunscreen use, and latitude all reduce natural production.
Without enough D3, your body can’t properly absorb calcium from food. You could eat calcium-rich foods all day and still develop weak bones.

The missing piece most people don’t know about
Vitamin K2 activates proteins that control where calcium goes in your body. Think of it as your calcium traffic controller.
K2’s unique role:
- Activates osteocalcin to build bone matrix
- Activates MGP to prevent arterial calcification
- Supports insulin-producing cells
- Influences energy metabolism
Why MK-7 matters: Our formula uses MK-7, the most bioavailable form of K2. It stays active in your body for up to 72 hours compared to just 8 hours for other forms.
Most Western diets lack K2 because it’s found mainly in fermented foods and grass-fed animal products that few people eat regularly.

Why D3 + K2 together outperform either alone
Taking D3 without K2 is like flooding your system with calcium but leaving it unmanaged. The combination ensures calcium strengthens bones instead of hardening arteries.
Research-proven synergies:
- Bone quality: D3 provides stiffness while K2 adds flexibility, creating fracture-resistant bone
- Arterial health: D3 increases calcium absorption while K2 prevents soft tissue deposits
- Metabolic support: Both vitamins support insulin sensitivity through different pathways
- Inflammation control: Combined supplementation reduces multiple inflammatory markers
Studies using 3D bone cell cultures prove this partnership. D3 alone made bones harder but brittle. K2 alone improved flexibility but not density. Together, they created strong, resilient bone tissue.

Premium formulation for maximum effectiveness
Our coconut oil-based softgels solve the biggest challenge with D3 + K2 supplementation: absorption.
Why our formula works better:
- Coconut oil base enhances absorption of fat-soluble vitamins by up to 50%
- Softgel delivery protects vitamins from degradation better than tablets
- Optimal ratio provides clinically effective doses of both vitamins
- No competing minerals that could interfere with absorption
Quality you can verify:
- Each batch undergoes third-party testing
- Certificates of analysis available upon request
- Manufactured in FDA-registered facilities
- Exceeds USP standards for purity

Signs you may need D3 + K2 supplementation
Certain groups have higher needs for this vitamin combination based on lifestyle and health factors.
You may benefit if you:
- Spend most time indoors or live in northern climates
- Are over 50 (skin produces less D3 with age)
- Take calcium supplements without K2
- Have a family history of osteoporosis
- Experience frequent colds or infections
- Feel tired despite adequate sleep
- Have been told you have low vitamin D
Special considerations:
- Postmenopausal women need extra support for bone health
- Athletes require more D3 for muscle recovery
- Anyone on blood thinners should consult their doctor about K2
- Older adults absorb less D3 from food and sunlight

The Science Behind D3 + K2 Combination
Research reveals why these vitamins work better together than separately.
Stronger Bones Through Dual Action
Clinical studies show D3 + K2 improved bone formation markers while reducing bone breakdown markers, creating a net gain in bone density over 12 weeks.
15-20% Reduction in Muscle Pain
Research participants taking D3 + K2 experienced significant reductions in muscle pain and post-exercise fatigue compared to controls.
Better Blood Sugar Balance
Studies demonstrate the combination improved insulin sensitivity markers and reduced fasting glucose in people with metabolic concerns.
25-27% Lower LDL Cholesterol
Clinical trials found D3 + K2 supplementation reduced LDL cholesterol significantly while improving overall cardiovascular markers.
Reduced Inflammatory Markers
D3 + K2 significantly reduces multiple inflammatory markers. This anti-inflammatory effect works partly through improving gut barrier function.
Enhanced Calcium Regulation
Studies prove K2 activates proteins that prevent calcium deposits in soft tissues while D3 ensures adequate calcium absorption.
Decades of research validate this combination
published studies on vitamin D3 and bone health. Consistent evidence for immune and metabolic benefits.
clinical trials demonstrate K2’s role in calcium metabolism and cardiovascular health.
weeks showed significant symptom improvements in recent controlled trials using D3 + K2 together.
of adults don’t get optimal amounts of these vitamins from diet and sun exposure alone.
Our products are used and recommended by hundreds of doctors

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Frequently Asked Questions
Vitamin D3 increases calcium absorption from your digestive system. K2 activates the proteins that direct calcium to bones and teeth while keeping it out of arteries and soft tissues. Taking D3 alone could theoretically increase arterial calcification without K2 to manage calcium properly. That’s why vitamin D3 and K2 supplements are most effective when combined.
Most people report feeling more energetic within 2-4 weeks. Blood work typically shows improved vitamin D levels within 6-8 weeks. Bone density changes take 3-6 months to measure, though bone turnover markers improve within 8-12 weeks.
Take your softgel with your largest meal of the day. The dietary fat helps absorption of both vitamins. Morning or afternoon works equally well, just maintain consistency.
Vitamin K2 can interact with warfarin and similar medications. Consult your healthcare provider before starting K2 supplementation if you take any anticoagulant medications. Your doctor may need to adjust your medication dose.
A simple blood test can measure your vitamin D levels. Optimal levels are between 40-60 ng/mL. Many people test below 30 ng/mL, especially in winter. Our AgingSOS panels include vitamin D testing.
Research shows 5,000 IU daily is safe for most adults and often necessary to achieve optimal blood levels. The upper safe limit is 10,000 IU daily. People with certain medical conditions should consult their doctor.
MK-7 has superior bioavailability and remains active in your body for up to 72 hours. Other forms like MK-4 only last 8-12 hours. This means more consistent benefits with once-daily dosing.
It’s challenging. You’d need 15-30 minutes of midday sun exposure for D3, which also differs between populations and latitudes. K2 is mainly in fermented foods like natto and aged cheeses that aren’t common in Western diets. Supplementation ensures consistent, adequate intake.