“Quercetin is a well-known flavonoid whose antiviral properties have been investigated in numerous studies. There is evidence that vitamin C and quercetin co-administration exerts a synergistic antiviral action due to overlapping antiviral and immunomodulatory properties and the capacity of ascorbate to recycle quercetin, increasing its efficacy.”
Read the full article from the peer reviewed scientific journal: Frontiers in Immunology; Viral Immunology here: June 10, 2020 issue of Frontiers in Immunology