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Calcium with Vitamin D3 and K2: Best Supplements for Bone Health
Evaluating bone supplement combinations: Calcium Citrate, Vitamin D3, and Vitamin K2 for osteopenia and menopause protection.
By Nourish By Nutrients Editorial Team •
Updated: 2026-10-07
Key Evidence Takeaways:
- Vitamin D3 enhances intestinal calcium absorption; Vitamin K2 helps deposit calcium into bone matrix.
- Combining calcium + D3 is supported by AACE/NOF guidelines for low-density groups.
- Check elemental doses to prevent unneeded excessive intake.