Role of Oxidative Stress in Age Related Neurological Diseases Encyclopedia MDPI Glutathione, a Valuable Ally Against Oxidative Stress SoLongevity Sulfur metabolism mediated fungal glutathione biosynthesis is essential for oxidative stress resistance and pathogenicity in the plant pathogenic fungus Fusarium graminearum mBio Glutathione is the body's primary internal antioxidant, made using the amino acid cysteine, and it helps protect cells from oxidative stress. Beyond detoxification, research shows glutathione is involved in thyroid hormone metabolism, Glutathione's impact on mitochondrial dysfunction in aging cells Consensus