At the beginning of May, a pair of studies emerged suggesting people who are deficient in vitamin D are more likely to experience serious health complications if infected with COVID-19.
Sales of the micronutrient soared as a scared public tried to gain any advantage they could over the virus.
Unfortunately, University of Alberta pediatrics professor Todd Alexander said the latest revelations are just another fallacy that have helped build vitamin D into a multibillion-dollar wonder vitamin 30 years in the making.
In the 1980s and ’90s, studies emerged that found a role for vitamin D in immune function. This, according to Alexander, led to a deluge of clinical studies finding reduced vitamin D levels in people affected by a host of diseases including asthma, cancer, diabetes and multiple sclerosis.
Continue reading at University of Alberta.
Image via Richard Siemens.