Doctors warn vitamin D is 'no magic bullet' for coronavirus
Doctors have warned against people taking mega doses of vitamin D to prevent or treat COVID-19, saying there is no reliable evidence to back up the practice.
In recent weeks, media reports have recommended high doses of vitamin D — up to 10,000 IUs daily — as it may lower the risk of contracting the virus.
However a group of 21 researchers from the UK, the US and Ireland say there is little evidence to back the claims.
They add that high doses of the supplement can be harmful, especially for those