Dr. Ehrenberger L-glutathione reducing 90 capsulesL glutathione is an endogenous peptide compound based on the three amino acids L glutamic acid, L cysteine and L glycine. L glutathione, the master antioxidant! L glutathione (GSH) is a sulfur containing protein and the most common intracellular antioxidant in the body. It plays an important role in all repair and protective measures as well as in detoxification and the maintenance of immune function. If the level drops, the body's own defenses drop