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 Dog Safe Snacks: What Foods Are Rich in Glutathione? Earth Buddy Pet The catalytic role of glutathione transferases in heterologous anthocyanin biosynthesis Nature Catalysis The Biological Functions of Glutathione Encyclopedia MDPI