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Vitamin K2 and D3 Complex

product on market Capsule Woodstock Vitamins Safety: 80/100
80/100

This product is generally safe

  • Vitamin D3: 0.25mg is 2.5× the Tolerable Upper Intake Level (0.1mg)
  • 100% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Vitamin D3 and K2 are supported by strong evidence for promoting calcium absorption and bone health. Together, they help regulate calcium distribution to prevent arterial calcification. However, the overall evidence coverage for this specific formulation is limited.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Vitamin D3: 0.25mg is 2.5× the Tolerable Upper Intake Level (0.1mg)

Label

Product Label

Label for Vitamin K2 and D3 Complex
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
60
Servings
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

250 mcg (1250% DV)
Exceeds UL by 2.5× (UL: 0.1 mg) 608 studies (A:16, B:251)
45 mcg (38% DV)
Within RDA (0.4× RDA) 275 studies (A:9, B:175)

Other Ingredients

Microcrystalline Cellulose Hydroxypropyl Methylcellulose Stearic Acid Magnesium Stearate Silica
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Swallow one capsule daily, preferably at mealtime, or as directed by your healthcare practitioner.

Warnings & Precautions

Consult your healthcare practitioner prior to use.

Individuals taking medication should discuss potential interaction with their healthcare practitioner. Consider total vitamin K intake (food + supplements) if you are taking blood-thinning medication.

Do not use if tamper seal is damaged.

Keep closed in a cool, dry place out of reach of children.

Professional use only

Formulation Notes

Vitamin K2 and D3 Complex features the most bioavailable and bioactive form of supplemental vitamin K2 available and vitamin D3 (cholecalciferol), the identical form in which vitamin D is derived in the body from cholesterol and synthesized by sunlight on the skin. Studies confirm safety and efficacy for the bone and heart health.

Does not contain: Wheat, gluten, yeast, soy protein, dairy products, fish, shellfish, peanuts, tree nuts, egg, ingredients derived from genetically modified organisms (GMOs), artificial colors, artificial sweeteners, or artificial preservatives.

Bioavailable Vitamins K2 (as MK-7) and D3

Manufactured in a GMP compliant facility.

Additional Information

Keep closed in a cool, dry place out of reach of children.

Metadata

Product Details

UPC / SKU6 69439 84094 8
DSLD Entry Date2024-05-23
Product TypeVitamin
FormCapsule
BrandWoodstock Vitamins
DSLD ID310347
Data Updated2026-04-11
Research

Research Evidence

332
Research Sources
59
Avg Quality
220
Meta Analysis
56
Systematic Review
30
Rct
16
Clinical Trial
3
Guideline
3
Regulatory Source
1
Narrative Review
1
Other
1
Openfda Safety
A Duration of treatment with vitamin K antagonists in symptomatic venous thromboembolism
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Antiplatelet and anticoagulant agents for secondary prevention of stroke and other thromboembolic events in people with antiphospholipid syndrome
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Anticoagulants (extended duration) for prevention of venous thromboembolism following total hip or knee replacement or hip fracture repair
Meta Analysis The Cochrane database of systematic reviews 2016 PubMed DOI
A Antiplatelet and anticoagulant agents for secondary prevention of stroke and other thromboembolic events in people with antiphospholipid syndrome
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Direct factor Xa inhibitors versus low molecular weight heparins or vitamin K antagonists for prevention of venous thromboembolism in elective primary hip or knee replacement or hip fracture repair
Meta Analysis The Cochrane database of systematic reviews 2025 PubMed DOI
A Factor Xa inhibitors versus vitamin K antagonists for preventing cerebral or systemic embolism in patients with atrial fibrillation
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Antiplatelet agents and anticoagulants for hypertension
Systematic Review The Cochrane database of systematic reviews 2022 PubMed DOI
A Primary prophylaxis for venous thromboembolism in ambulatory cancer patients receiving chemotherapy
Meta Analysis The Cochrane database of systematic reviews 2012 PubMed DOI
A Factor Xa inhibitors versus vitamin K antagonists for preventing cerebral or systemic embolism in patients with atrial fibrillation
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Anticoagulation for the long-term treatment of venous thromboembolism in patients with cancer
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
View all evidence for Vitamin K →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.