"We were surprised to see that the COVID-19 patients in the 21 to 40 and the 41 to 60 groups had much less glutathione and more oxidative stress than the corresponding age groups without COVID-19 ...

Patients hospitalized with COVID-19 had significantly increased levels of oxidative stress and oxidant damage, and markedly reduced levels of glutathione, the most abundant physiological antioxidant.

Cyclooxygenase-2 inhibition induces oxidative stress and decreases intracellular glutathione to reduce survival of human B lymphoma/leukemia cells Authors: E. P. Ryan, I. Rahman, and R. P. Phipps ...