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K2+D3

product on market Tablet or Pill Ultimate Nutrition Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 75% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamin D3 and K2, supported by strong evidence, work synergistically to regulate calcium absorption and bone mineralization. Magnesium further assists in the activation of these vitamins. Research indicates these ingredients are generally safe and effective for supporting skeletal health.

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

Label

Product Label

Label for K2+D3
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Tablet(s)
Serving Size
60
Servings
Multi-Vitamin and Mineral (MVM)
Product Type
75%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

225 mcg (190% DV)
1.9× RDA — within safe limits 275 studies (A:9, B:175)
9 mcg (45% DV)
Within RDA (0.6× RDA) 608 studies (A:16, B:251)
150 mg (35% DV)
Within RDA (0.4× RDA) 316 studies (A:8, B:159)
Calcium
75 mg (6% DV)

Other Ingredients

Microcrystalline Cellulose Cellulose Stearic Acid Croscarmellose Sodium Magnesium Stearate Silicon Dioxide Pharmaceutical Glaze
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Take 2 tablets twice daily.

Dispose of container within 30 days of opening

Warnings & Precautions

Warnings: Do not exceed suggested daily serving. If you are a competitive athlete, check with your sports association before using this product. Use only as directed.

Not for use by persons under the age of 18. Keep out of reach of children

Not for use by pregnant or nursing women. If you are taking medication, or have a medical condition, consult your physician before use.

Do not use if seal is broken or missing

Formulation Notes

Ultimate Nutrition's K2 + D3 is a key supplement for overall health and healthy aging. Vitamins K2 and D3 combine to help increase bone mineral density. Vitamin K2 can also reduce arterial calcification, while vitamin D3 improves calcium absorption. Calcium chelate works with K2 to strengthen bones and reduce the risk of fracture and magnesium chelate improves bone mineral content.

Allergen free!

Reduces arterial calcification by 50% Reduces bone fracture risk by 20% Increases bone mineral density by 3% Increases calcium absorption

Cardiovascular support Stronger bones Vitality series Nervous system health

Additional Information

Protect from heat, light, and moisture Store in a cool, dry place, 15-30 degrees C (59-86 degrees F)

Inspected FDA Facility Certified GMP Facility

Metadata

Product Details

UPC / SKU0 99071 87308 8
DSLD Entry Date2023-07-18
Product TypeMulti-Vitamin and Mineral (MVM)
FormTablet or Pill
BrandUltimate Nutrition
DSLD ID293464
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
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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.