Source Naturals Reduced Glutathione, 250 mg, 60 TabletsSource Naturals Glutathione Reduced, 250 mg, 60 Tablets, is a dietary supplement designed to support antioxidant activity and liver function. Glutathione is composed of the amino acids Lcysteine, Lglutamic acid, and glycine. It acts as a potent antioxidant, protecting the body from harmful substances and oxidative stress. This product also serves as a precursor to glutathione peroxidase, an essential enzyme that protects against lipid peroxidation.