Introduction What is Glutathione? Glutathione is a powerful antioxidant found naturally in the body and plays an important role in detoxification, antioxidant defense and immune system support at the cellular level. Glutathione, a combination of three amino acids (glutamine, cysteine and glycine), is a critical component for maintaining cellular health. What is Glutathione and What is its Biological Role? To answer the question of what glutathione is, glutathione is an intracellular free...