Vitamins C and E, glutathione, and N-acetyl-L-cysteine are antioxidants with antiviral activity against respiratory infections like influenza and have been helpful with COVID-19
since its debut with Sephora
I havent had time to read it all completely but the conclusion was that they dont really know much about it
www.nature.com , Journal of Clinical Biochemistry and Nutrition , vol
54 A negative APAP reading should not be interpreted as APAP-related hepatic injury having not taken place, as levels may be undetectable while liver damage has already occurred
Even so, moving from this biochemical function to clinical outcomes is not always straightforward: the evidence can be heterogeneous and depends on dose, duration, the population studied and lifestyle variables