Supplement Profile · JSON Endpoint
Vitamin D3 + K2
D3 supports serum 25(OH)D; K2 (MK-7) helps direct calcium metabolism.
Updated Oct 16, 2025
Key Benefits
- Bone health and density
- Immune system support
- Calcium homeostasis
Dosage Guidance
D3 1000–4000 IU/day; K2 MK-7 90–200 mcg/day; monitor labs.
Safety Notes
Avoid excessive D3 supplementation; monitor if on anticoagulant therapy (K interactions).
Citations
- Vitamin D supplementation review PMID:0001008