Vitamin D supplementation can help prevent COVID-19 without serious adverse events, regardless of the individual’s vitamin D status, a study suggests.
The peer-reviewed study, published in the Archives of Medical Research, enrolled 321 frontline health care workers from four hospitals in Mexico City, who all tested negative for COVID-19 at the start of the study.
“The results of our double-blind, placebo-controlled, prospective study demonstrate that vitamin D supplementation is effective in preventing SARS-CoV-2 infection in high risk, frontline healthcare personnel,” researchers said in their report.
“To our knowledge, this is the first controlled study evaluating the role of [Vitamin D] supplementation as a prophylactic measure to prevent SARS-Cov-2 infection and therefore has profound clinical and public health implications,” the researchers also noted.
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