Doctors Corner: Harvard's take on Vitamin C and Zinc
Check out this article from Harvard regarding Vitamin C and Zinc, among others that describes how these supplements may help our immune systems fend off illness.
https://www.hsph.harvard.edu/nutritionsource/2020/04/01/ask-the-expert-the-role-of-diet-and-nutritional-supplements-during-covid-19/
https://www.hsph.harvard.edu/n