I’m a pass on this RSV, flu, covid.
I prefer Vit D3 (levels above 65) with Vit K2
Zelkenko Stack
Other stuff.
Have Ivermectin as a back up
D3 is the best general protection against virus.
Yes and I add Zinc. Have not had a sniffle since I got the WuFlu three years ago and started on the regimen. Don’t seem to get sick anymore.