Osteo-K

product on market Capsule nbi 🟢 Safety: 100/100
Brand: nbi
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

3 Capsule(s) Serving Size
60 Servings
Other Combinations Product Type
67% Evidence Coverage

Supplement Facts — Evidence Check

25 mcg (125% DV)
✅ 1.7× RDA — within safe limits 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.025mg UL 0.1mg
Calcium
500 mg (38% DV)
22500 mcg
📊 187.5× RDA — above typical dose 📚 273 studies (Tier A: 9, B: 175)
RDA 0.12mg This product: 22.5mg

Other Ingredients

Hypromellose Rice Flour L-Leucine

Label Claims — Verification

❓ Nutrient
❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (85% of products) Nutrient (70% of products) Approved Health (4% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested Use: Adults take 3 capsules twice a day with meals or as directed by a healthcare professional.

⚠️ Warnings & Precautions

Caution: Do not take this product if you are taking anticoagulant medication (eg, Warfarin). Vitamin K interferes with warfarin.

Keep out of the reach of children.

🧪 Formulation Notes

Purity and potency guaranteed.

The Osteo-K Difference: Supports healthy bone mineral density and bone matrix. Promotes activation of bone collagen genes.

Bone support

More than 50 studies with over 7,000 participants show MK4 (45 mg/day) maintains strong bones. MK4 45 mg/day

Additional Information

Storage: Keep tightly closed in a dry place; do not expose to excessive heat.

Formulated by doctors from Harvard, Cornell, MIT and Bastyr nbi Delivering Health

Product Details

UPC / SKU 7 18122 85552 0
DSLD Entry Date 2024-08-22
Product Type Other Combinations
Form Capsule
Brand nbi
DSLD ID 317251
Data Updated 2026-04-11

Research Evidence

872 Research Sources
53 Avg Quality Score
309 Meta Analysis
309 Clinical Trial
111 Rct
71 Systematic Review
55 Guideline
4 Cochrane Review
4 Regulatory Source
2 Other
2 Narrative Review
2 Observational
1 Openfda Safety
A Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018
PubMed DOI
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020
PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011
PubMed DOI Cochrane
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023
PubMed DOI
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023
PubMed DOI
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI
View all evidence for Vitamin D →

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