Vitamin K2
Also known as: Menaquinone, Vitamin K2 (menaquinone)
Effective Dosage
90-120 mcg daily
✓ What the Science Says
Vitamin K2 is essential for the regulation of calcium in the body, promoting bone health and cardiovascular health by preventing arterial calcification. It plays a crucial role in the synthesis of proteins that regulate bone mineralization and vascular health.
✗ What It Doesn't Do
Vitamin K2 is not a miracle cure for osteoporosis or heart disease; it should not be seen as a substitute for a balanced diet or medical treatment. Claims that it can significantly boost energy levels or enhance athletic performance are not supported by scientific evidence.
Evidence-Based Benefits
Vitamin K2 is essential for the regulation of calcium in the body, promoting bone health and cardiovascular health by preventing arterial calcification. It plays a crucial role in the synthesis of proteins that regulate bone mineralization and vascular health.
Strong EvidenceEffective at: 90-120 mcg daily
Source: auto-research
Absorption & Bioavailability
Good - Vitamin K2 is well absorbed in the intestines, especially when consumed with dietary fats.
Red Flags to Watch For
- 🚩 Products claiming excessive health benefits without scientific backing
- 🚩 High doses marketed for weight loss or energy enhancement
Research Sources
- PubMed
- NIH DSLD
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-03-07