Glutathione for Food and Health Applications with Emphasis on Extraction, Identification, and Quantification Methods: A Review Glutathione: The Body's Master Antioxidant . . Glutathione (GSH) is often referred to by scientists and nutritionists as the "Master Antioxidant." Unlike other antioxidants like Vitamin C or E, which are obtained Amazon.com: Prescribed For Life L Glutathione Powder, Pure Reduced Glutathione, Tripeptide of Amino Acids Glycine, Glutamine, and Cysteine, Antioxidants Supplement (56g) : Health & Household WHAT IS GLUTATHIONE AND WHERE IS IT PRODUCED? Glutathione is a substance made from the amino acids: glycine, cysteine and glutamic acid. It is produced by the liver. FUNCTIONS OF GLUTATHIONE: It