Glutathione Amino Acids: Why Supplements May Not Work Gamma aminobutyric acid interactions with phytohormones and its role in modulating abiotic and biotic stress in plants Stress Biology Springer Nature Link Dr. Glutathione (GSH) is the most prevalent, powerful antioxidant in the body and recharges other antioxidants, but our ability to produce it declines as we age. That's why it's a Glutamate, GABA and glutathione in adults with persistent post concussive symptoms ScienceDirect