The Dr. on Ingraham’s show tonight reported that peeps with high vitamin D rarely catch it, or don’t even notice if they do. ...more mild than a cold.
A couple of Spanish studies have shown a strong effect from calcifidiol given to hospitalized patients, and were published last week.
One summary is here:
https://www.theolivepress.es/spain-news/2021/02/15/spanish-study-finds-vitamin-d-reduces-covid-19-deaths-by-60/
Enough for me. Zero risk, and maybe helps. Plus it’s dirt cheap. Not hard to figure this one out.