Research library / Immunity

Effect of a test-and-treat approach to vitamin D supplementation on risk of all cause acute respiratory tract infection and covid-19: phase 3 randomised controlled trial (CORONAVIT)

D Jolliffe, H Holt, M Greenig, M Talaei, N Perdek, P Pfeffer et al.. BMJ. 2022.

Published 2026-10-15Sources checked 2026-10-151 sourceEverstack research teamHow we work

In plain language

Test-and-treat vitamin D did not reduce respiratory infections or COVID-19 in UK adults.

Limits

Open label; many participants already took vitamin D.

Source

doi.org/10.1136/bmj-2022-071230 · PubMed 36215226 · Free full text

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