These vitamins don’t lessen Covid-19 symptoms, study finds
https://www.siliconvalley.com/2021/02/12/these-vitamins-dont-lessen-covid-19-symptoms-study-finds/
(CNN) — Can vitamin C and zinc help you fight off Covid-19?
No, not even at high doses, according to the first randomized clinical trial to test the two supplements under medical supervision.