# Vitamin K2 Fracture Risk Meta-analysis: What the Evidence Says
Canonical: https://www.migaku.app/guides/vitamin-k2-fracture-risk-meta-analysis-evidence-review
Category: evidence-review
Summary: Vitamin K2 Fracture Risk Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are 
Last reviewed: 2026-08-07
Reviewed by: Migaku Evidence Review
# Vitamin K2 Fracture Risk Meta-analysis: What the Evidence Says

## Quick Answer

Vitamin K2 Fracture Risk Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are systematic review, so conclusions should be framed as evidence-aware guidance rather than medical advice.

## Key Takeaways

- This page is generated only from sources stored in the Migaku evidence knowledge base.
- Current evidence mix: 2 systematic review.
- Claims should be interpreted with the source type, study design, population, and publication date in mind.
- This article is educational and does not replace care from a qualified clinician.

## Evidence Map

| Source | Evidence type | Level | Date | Identifier |
| --- | --- | ---: | --- | --- |
| Effects of macro- and micronutrient intake on bone mineral density, osteoporotic fracture risk, inflammation, and functional rehabilitation outcomes in orthopedic patients: a systematic review and meta-analysis | systematic review | 1 | 2026-04-23 | 10.3389/fnut.2026.1808314 |
| The effect of vitamin K2 supplementation on bone turnover biochemical markers in postmenopausal osteoporosis patients: a systematic review and meta-analysis | systematic review | 1 | 2025-11-05 | 10.3389/fendo.2025.1703116 |

## What The Sources Report

- The worldwide health organization considers osteoporosis and its associated fragile bone breaks to be two of the most serious public health issues because they affect more than 200 million people who have osteoporosis according to its estimates and women and men above 50 years of age face a lifetime fracture risk that exceeds 50 percent and 20 percent, respectively. [Lv Chen (2026); evidence level 1]
- The economic costs which result from fracture-related health problems create a significant financial burden while they result in extended periods of disability and independence loss and they increase the risk of death which demonstrates that society needs to develop better methods for both preventing and treating these conditions. [Lv Chen (2026); evidence level 1]
- In the Global Burden of Disease 2019 analysis, low bone mineral density was associated with about 438,000 deaths and 166 million disability-adjusted life years, with large increases since 1990. [Zhang Zechen (2025); evidence level 1]
- In a cross-sectional study of 900 Chinese adults, higher ucOC was associated with lower BMD at the spine, femoral neck, and hip, and with higher P1NP and β-CTX, indicating increased turnover. [Zhang Zechen (2025); evidence level 1]

## How To Read This Evidence

Evidence level 1 generally reflects systematic reviews or meta-analyses. Level 2 includes randomized trials, guidelines, or public-health guidance. Level 3 usually reflects observational or narrative-review evidence. Level 4 is weaker or early-stage evidence. The level is a sorting aid, not a final quality grade.

## Practical Interpretation

There is at least one systematic-review style source in the current set, so it deserves more weight than single-study evidence. For vitamin k2 fracture risk meta-analysis, the next editorial step is to add more targeted sources and separate strong findings from early or indirect evidence.

## Limits Of This First Pass

This is a small-batch MVP article. It uses the first ingested sources for this topic and should be expanded with more targeted searches, license review, and human editorial checks before being treated as a definitive review.

## References

- Lv Chen (2026). Effects of macro- and micronutrient intake on bone mineral density, osteoporotic fracture risk, inflammation, and functional rehabilitation outcomes in orthopedic patients: a systematic review and meta-analysis. DOI: 10.3389/fnut.2026.1808314. PMCID: PMC13149200. PMID: 42111841. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC13149200/
- Zhang Zechen (2025). The effect of vitamin K2 supplementation on bone turnover biochemical markers in postmenopausal osteoporosis patients: a systematic review and meta-analysis. DOI: 10.3389/fendo.2025.1703116. PMCID: PMC12626859. PMID: 41268154. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12626859/

## Safety Note

Health information can change, and individual risk depends on medical history, medications, pregnancy status, age, and diagnosis. Talk with a qualified clinician before changing treatment, supplement, or medication routines.