Glutathione is an antioxidant that's made up of the three amino acids glutamine, glycine, and cysteineall of which are rich in the mineral sulfur. The main functions of glutathione are to fend off L Glutamine Administration Reduces Oxidized Glutathione and MAP Kinase Signaling in Dystrophic Muscle of mdx Mice Pediatric Research Glutamine restores testicular glutathione dependent antioxidant defense and upregulates NO cGMP signaling in sleep deprivation induced reproductive dysfunction in rats ScienceDirect What is the Difference Between Glutathione and Glutamine Pediaa.Com