I’ve previously written about the ability of vitamin C and vitamin D to protect against respiratory infections. Vitamin C has been found to shorten the duration of respiratory infections slightly, although it needs to be taken continuously throughout the year in order for there to be any benefit. Vitamin D has been found to shorten the frequency of respiratory infections, by a small … Read more
Hydroxychloroquine for covid: Lifesaving or useless?
Six months ago I wrote an article discussing the evidence on hydroxychloroquine as a treatment for covid. My conclusion then, based on the small number of trials that had been completed at that point, was that hydroxychloroquine did not appear to be an effective treatment for covid. Many of you were unhappy with that conclusion, and I’ve since then received multiple requests to look … Read more