Best Supplements for Reduced Vitamin D Deficiency
Ranked by research evidence. Compare 1 supplement across 4 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.
Top picks by evidence
- Low evidence4 studies
Across 4 studies, 2 reported beneficial effects (1 moderate, 1 large) and 2 reported neutral small effects on reducing vitamin D deficiency. The evidence suggests benefit in deficient clinical populations, with a daily dose of 2000 IU showing moderate effects over 12 months. Median study duration was 273 days, indicating effects typically observed over extended periods.
Dose: 2000 IU dailyProduct matchViva Naturals — Vitamin D3 with Organic Liquid Coconut Oil125 mcg · $15.16 · ★5.0 (208)
1 supplement
- LowVitamin DAcross 4 studies, 2 reported beneficial effects (1 moderate, 1 large) and 2 reported neutral small effects on reducing vitamin D deficiency. The evidence suggests benefit in deficient clinical populations, with a daily dose of 2000 IU showing moderate effects over 12 months. Median study duration was 273 days, indicating effects typically observed over extended periods. · Dose: 2000 IU daily2 beneficial2 neutral4 studies