I previously reviewed the similarities between the flavonoid quercetin and the drug hydroxychloroquine, discussing the possibility of using quercetin instead of anti-COVID-19 drugs. We are also now starting to see quercetin mentioned more frequently in the scientific literature on COVID-19.
like a review article1 The June 19, 2020 issue of Frontiers in Immunology highlights the usefulness of quercetin as a COVID-19 treatment, especially when combined with vitamin C.Quercetin is also mentioned in the comments2 Emerging COVID-19 research published in the Journal of General Medicine. According to MedPage Today:3
“Quercetin…promotes SIRT2 and then inhibits NLRP3 inflammasome assembly associated with COVID-19 infection,” said Dr. Samuel F. Yanuck of the Integrative Medicine Program at UNC-Chapel Hill School of Medicine, who with- write a review4 Emerging research on the topic. It also plays a role in facilitating the transport of zinc across lipid membranes, Yanuck said.
“It’s not a weird or experimental substance, and given these potentially important biological roles, I think it deserves to be considered as part of an overall strategy,” Yanuck told MedPage Today, adding that quercetin needs Be part of a multifactorial treatment regimen…
COVID-19 is associated with elevated levels of interleukin 6, decreased interferon levels, and a cytokine storm that damages the body and is associated with respiratory failure, says Ruben Colunga Biancatelli, MD, of Old Dominion University in Norfolk, VA, published in Frontiers in Immunology First author of a paper on quercetin and vitamin C as potential therapeutics for SARS-CoV-2.5
