Best Supplements for Increased Vitamin D Level
Ranked by research evidence. Compare 4 supplements across 7 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.
Top picks by evidence
- Moderate evidence3 studies
Across 3 studies, all reported beneficial effects on increasing vitamin D levels, with effect sizes ranging from small to large (mixed). The most robust evidence comes from a meta-analysis of 613 pregnant women (MD=32.42 nmol/L, large effect) and an RCT in vitamin D deficient adults (large effect). The evidence base is small and preliminary.
Product matchViva Naturals — Vitamin D3 with Organic Liquid Coconut Oil125 mcg · $15.16 · ★5.0 (208)
4 supplements
- ModerateVitamin DAcross 3 studies, all reported beneficial effects on increasing vitamin D levels, with effect sizes ranging from small to large (mixed). The most robust evidence comes from a meta-analysis of 613 pregnant women (MD=32.42 nmol/L, large effect) and an RCT in vitamin D deficient adults (large effect). The evidence base is small and preliminary.3 beneficial3 studies