THREE AMINO ACIDS: Glutathione is a peptide that contains sulfur that is made up of the three amino acids: Cysteine, Glycine and Glutamic acid. ANTIOXIDANT SUPPORT: L-Glutathione is an important water-soluble antioxidant that plays a role in protecting the body from oxidative stress caused by free radicals that can lead to the premature aging of cells. FREE FORM: This formulation provides Free Form L-Glutathione which also acts in amino acid transport pathways. KOSHER, GLUTEN FREE & SUITABLE FOR VEGANS: These vegetable capsules are KOF-K Kosher certified, suitable for vegans and are certified gluten free. They are free of: gluten, wheat, dairy, soy, yeast, sugar, and sodium.