Zinc is the ammunition used one atom at a time to deactivate the RNA in the virus cells.
D-3 is a hormone that up regulates and down regulators the Immune system, like a control program or control valve on process plant...
They are critical, and the first most important items.
Large amounts of zinc need to co-dozed with a little copper to maintain balance
NAC is next imo...
Vit C is about # 7 on the importance list.
4 of the B vitamins are critical to the whole battle scene process, B1, B-3, B-6, B-12 and they must all be taken in balanced ratios (all the B's) so it is best to take a B-50 that has all the B vitamins in a mega dose...
3-4 of the key B vitamins were used in IV's in the ICUs, as well as active Rx only Vit D in those low on Vit D, in 2020 and saved many lives. But they hide those facts.
Bullish