# Vitamin K Bone Density Meta-analysis: What the Evidence Says
Canonical: https://www.migaku.app/guides/vitamin-k-bone-density-meta-analysis-evidence-review
Category: evidence-review
Summary: Vitamin K Bone Density Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are sy
Last reviewed: 2026-06-02
Reviewed by: Migaku Evidence Review
# Vitamin K Bone Density Meta-analysis: What the Evidence Says

## Quick Answer

Vitamin K Bone Density 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 |
| --- | --- | ---: | --- | --- |
| Pharmacological interventions to improve bone density in functional hypothalamic amenorrhea: a systematic review and network meta-analysis of randomized clinical trials | systematic review | 1 | 2026-05-01 | 10.1210/clinem/dgag005 |
| Association Between VKORC1 Gene Polymorphisms and Osteopenia and Osteoporosis: A Systematic Review and Meta-Analysis | systematic review | 1 | 2026-01-15 | 10.3390/medicina62010180 |

## What The Sources Report

- FHA is a state of estrogen deficiency leading to detrimental skeletal effects, including insufficient peak bone mass accrual if onset is in adolescent/early adult life, low BMD, impaired bone microarchitecture, and resultant increased fracture risk. [Efthymiadis Agathoklis (2026); evidence level 1]
- Indeed, fracture risk is 2-7 times higher than in age and sex-matched healthy women. [Efthymiadis Agathoklis (2026); evidence level 1]
- It is characterized by low bone mass and microarchitectural deterioration of bone matrix, resulting in increased bone fragility and fracture risk, impacting more frequently postmenopausal women and the elderly population. [Vesa Ştefan Cristian (2026); evidence level 1]
- Carboxylated OC binds hydroxyapatite crystals and contributes to bone strength and mineralization, while undercarboxylated OC, associated with vitamin K deficiency or impaired recycling, is linked to reduced BMD and increased fracture risk. [Vesa Ştefan Cristian (2026); 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 k bone density 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

- Efthymiadis Agathoklis (2026). Pharmacological interventions to improve bone density in functional hypothalamic amenorrhea: a systematic review and network meta-analysis of randomized clinical trials. DOI: 10.1210/clinem/dgag005. PMCID: PMC13099214. PMID: 41505334. License: https://creativecommons.org/licenses/by-nc-nd/4.0/ https://creativecommons.org/licenses/by-nc-nd/4.0/ This is an Open.... https://pmc.ncbi.nlm.nih.gov/articles/PMC13099214/
- Vesa Ştefan Cristian (2026). Association Between VKORC1 Gene Polymorphisms and Osteopenia and Osteoporosis: A Systematic Review and Meta-Analysis. DOI: 10.3390/medicina62010180. PMCID: PMC12843655. PMID: 41597466. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12843655/

## 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.