Vitamin D3 evidence, 2014
Beaudart C, Buckinx F, Rabenda V, et al., Journal of Clinical Endocrinology & Metabolism, 2014 — meta-analysis of vitamin D and muscle strength
- Grade
- Design
- meta analysis
- Year
- 2014
- Participants
- 5615
- Ingredient
- Vitamin D3
- Goal
- Strength & muscle
Effect
Across 30 RCTs, vitamin D supplementation produced a small improvement in muscle strength, largest in people starting below 30 nmol/L 25(OH)D.
Limitations and notes
The recurring vitamin D pattern: benefit tracks baseline deficiency.