Glutathione Supplement Glutathione Antioxidant BrainMD BrainMD The Discovery of Disulfides Linked to Flint Aroma Formation in Wine Journal of Agricultural and Food Chemistry Glutathione, the secret to fruity wines (or one of them, anyway) Palate Press Glutathione is a small protein made of three amino acids. It is often called the master antioxidant because it helps regenerate other antioxidants like vitamin C and vitamin E. Key Benefits What is glutathione and why must we protect patient access to it?