ANSWER: The VACCINE, stupid. Followed by the booster(s). And for those patriot heroes who are otherwise afraid of the vaccine, there is the monster snorkel to help you manage your anxiety as you deal with it:
Which supplements help fight all virus - https://duckduckgo.com/?q=which+supplements+help+fight+all+virus&t=h_&ia=web
D3 Zinc & Quercetin (zinc is very inefficient without an ionophore) NAC C Melatonin I throw in serrapeptase and tumeric.
I was on a similar regimen to yours pre vax. Kept the zinc and D as I was low on the latter and zinc helps test lvls.