Dr. Vladimir Zelenko's protocol recommends quercetin which I think is a green tea extract along with zinc, vitamin C, and vitamin D3
Full protocols here:
https://vladimirzelenkomd.com/
Dr. Vladimir Zelenko's protocol recommends quercetin which I think is a green tea extract along with zinc, vitamin C, and vitamin D3
Full protocols here:
https://vladimirzelenkomd.com/