The benefits of glutathione supplementation Liposomal Formulations PlantaCorp The changing faces of glutathione, a cellular protagonist., Volume I Frontiers Research Topic Glutathione is the body's primary internal antioxidant, made using the amino acid cysteine, and it helps protect cells from oxidative stress. Beyond detoxification, research shows glutathione is involved in thyroid hormone metabolism, Glutathione: your body's master antioxidant & detoxifier Glutathione is the 2nd most abundant molecule in the body, just after water. Its made from three amino acids: glycine, cysteine, & glutamate.