Evidence does not support vitamin D for reducing respiratory infections, reviews concludeBMJ 2020; 369 doi: https://doi.org/10.1136/bmj.m2629 (Published 30 June 2020) Cite this as: BMJ 2020;369:m2629
- Ingrid Torjesen
- London, UK
Two rapid reviews by public health agencies in England have concluded there is insufficient evidence to determine whether vitamin D supplementations could have a role in reducing the risk of respiratory tract infections, including covid-19.
Two weeks ago Public Health England commissioned the Scientific Advisory Commission on Nutrition (SACN) to examine new evidence on whether vitamin D supplementation could reduce the risk of acute respiratory tract infections and, at the same time, the National Institute for Health and Care Excellence (NICE) launched a review of emerging evidence on vitamin D and the prevention and treatment of covid-19.1
The SACN review assessed evidence on vitamin D and acute respiratory tract infections, other than covid-19, published since its last review in 2016, and concluded that the available evidence does not support vitamin D supplementation to prevent acute respiratory tract infections …