Glutathione in Brain: Overview of Its Conformations, Functions, Biochemical Characteristics, Quantitation and Potential Therapeutic Role in Brain Disorders Neurochemical Research Springer Nature Link 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 Glutathione S transferase: A keystone in Parkinson's disease pathogenesis and therapy ScienceDirect Alzheimer's and The Glutathione Story Research Communities by Springer Nature Glycine and N acetylcysteine (NAC) are amino acidbased nutrients that serve as precursors for glutathione, one of the body's most important intracellular antioxidants. Glutathione plays a central role in reducing oxidative stress, supporting Glutathione and Brain Health: What It Is, Sources, And Benefits