Vitamin D vs placebo or usual care
Adverse events: all grades · individuals with moderate to severe disease
It is very uncertain whether summary of Findings Table ‐ Vitamin D changes adverse events (any grade) compared with placebo or standard care alone (very low certainty).
1 finding from 1 review
- Vitamin D supplementation for the treatment of COVID‐19: a living systematic review 2021 · Cochrane Headline outcomes onlyRR 2.98 [0.12, 72.3]1 study · 237 participantsVery low