Glutathione is the most critical antioxidant and detoxifier made by the body and one that is easily depleted in the face of chronic exposure to toxins. If you don't eat enough protein you Frontiers Glutathione and mitochondria Regulation of Ferroptotic Cancer Cell Death by GPX4: Cell The glutathione peroxidase Gpx4 prevents lipid peroxidation and ferroptosis to sustain Treg cell activation and suppression of antitumor immunity: Cell Reports Enhanced glutathione levels confer resistance to apoptotic and ferroptotic programmed cell death in NEIL DNA glycosylase deficient HAP1 cells ScienceDirect