9 Health Benefits of Glutathione The cysteine rich whey protein supplement, Immunocal, preserves brain glutathione and improves cognitive, motor, and histopathological indices of traumatic brain injury in a mouse model of controlled cortical impact ScienceDirect Brain health depends on balance. From energy production to antioxidant protection and immune regulation, multiple systems work together to support how the brain functions. Glutathione plays a central role in maintaining The reason some people stay sick despite treatment often comes down to one molecule. Glutathione is the most abundant antioxidant inside your cells. It protects mitochondria, recycles other antioxidants, and repairs