Glutathione is a powerful antioxidant naturally present in your body. It plays a role in reducing oxidative stress and is often marketed for skin brightening. But here's the truth Topical ( Amazon.com: ANDREW LESSMAN Glutathione 250 mg 30 Capsules Powerful Antioxidant, Reduces Oxidative Stress. Bioavailable, Protects Cells, Tissues, Organs. Supports Immune Health. Easy to Swallow Capsules. : Health & Household Glutathione: your body's master antioxidant & detoxifier Glutathione is the 2nd most abundant molecule in the body, just after water. Its made from three amino acids: glycine, cysteine, & glutamate. Key Benefits of Glutathione for Detox and Skin Health