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 Mode of action of Glutathione Amino acid Precursors (GAP) and functions Download Scientific Diagram Glutathione Metabolism an overview ScienceDirect Topics NAC [N AcetylCysteine] is a precursor of Glutathione. PICTURE: Glutathione is made from three amino acids and cysteine is one of them Continual G Capsule