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 Repression of adenosine triphosphatebinding cassette transporter ABCG2 by estrogen increases intracellular glutathione in brain endothelial cells following ischemic reperfusion injury ScienceDirect The C718T polymorphism in the 3 untranslated region of glutathione peroxidase 4 gene is a predictor of cerebral stroke in patients with essential hypertension Hypertension Research A potential new treatment for brain injury Research Outreach Glutathione in Brain: Overview of Its Conformations, Functions, Biochemical Characteristics, Quantitation and Potential Therapeutic Role in Brain Disorders Neurochemical Research Springer Nature Link