Coronavirus Pandemic Update 70: Glutathione Deficiency, Oxidative Stress, and COVID 19 JCI Insight COVID 19 infection alters kynurenine and fatty acid metabolism, correlating with IL 6 levels and renal status COVID 19 patients have increased oxidative stress, oxidant damage, and glutathione deficiency BCM Ask the Doctors What do glutathione supplements do? UCLA Health Oxidative stress is a shared characteristic of ME CFS and Long COVID PNAS Long COVID post viral chronic fatigue and affective symptoms are associated with oxidative damage, lowered antioxidant defenses and inflammation: a proof of concept and mechanism study Molecular Psychiatry