Glutathione is a small protein made of three amino acids. It is often called the master antioxidant because it helps regenerate other antioxidants like vitamin C and vitamin E. Key Benefits Science The antioxidant glutathione plays a key role in protein folding The team discovered a few years ago that if glutathione levels aren't precisely maintained in mitochondria, all systems fail. On Ways to Boost Your Glutathione Levels for Optimal Health Deanna Minich Protein S Glutathionylation Encyclopedia MDPI Glutathione Benefits And Reducing Stress Well Wisdom