Covid, Immunity, and Zinc

Years ago I discovered the claims that zinc supplements helped ward off catching a cold or the flu so I have faithfully supplemented with zinc even when I haven't used very many other supplements. Recently I learned that zinc doesn't easily penetrate in through cell walls but another supplement, quercetin, helps get that job done so I added quercetin to my daily zinc routine.

Although the demons of modern medicine generally won't mention zinc when discussing Covid and immunity, the angels do:

How zinc can boost your immune health