Shelter at home, social distancing and wearing face masks are current health directives and very valid.
Improving your immune system is also a consensus. How to do so is not a consensus. Investigating science is the only measuring stick to decide.
With over 160,000 studies and articles on glutathione in PubMed, the electronic database maintained by the U.S. National Library of Medicine, its benefits and functions are inarguable. These studies reveal the remarkable role glutathione plays in the protection and function of every cell in the human body and the support of optimal health and function.