Glutathione is a powerful natural antioxidant made by the liver and cells from three amino acids: glutamine (or glutamate), glycine, and cysteine. It helps reduce cell damage, clear out toxins, and support your immune system.Health Uses and BenefitsFights oxidative stress: Stops free radicals from harming cells.Supports liver health: Helps clear drugs and toxins, and aids fatty liver disease recovery.Improves insulin: May help the body respond better to insulin.