Vitamin K2

MK-7 🟡 Moderate

A fat-soluble vitamin that helps direct calcium into bone.

⚠ Warfarin antagonistSee cautions below; consult your physician for specifics.

Reviewed by Dr. Sungwoong Jung · Last reviewed Jul 16, 2026

Key benefits

Activates osteocalcin

Directs calcium to bone

Vascular calcification research

How it works

Evidence

🟡 Moderate / mixedBone/vascular research ongoing

The same nutrient can differ for "correcting deficiency" vs "general prevention."

Suggested use

Often taken with vitamin D and calcium.

A general suggestion, not a prescription.

Cautions & interactions

Directly antagonizes warfarin → anticoagulant users must consult physician.

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Korea vs USA

🇰🇷 Korea

combo growth

🇺🇸 USA

MK-7 solo/combo

References

NIH ODS — Vitamin K ↗

Grades/refs re-verified at each update (draft).

Vitamin D Vitamin D A fat-soluble vitamin central to bone and immune health; deficiency is common in people who stay indoors. 🟢 Strong Foundational·Immune Calcium Calcium The key mineral for bones and teeth; especially important for postmenopausal women. 🟢 Strong Bone·Joint

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Disclaimer — This content is for general information and suggestion only and does not replace medical diagnosis or treatment. Consult a doctor or pharmacist if you have a condition or take medication.