Glutathione facts: 1. Glutathione is an important antioxidant in the body that helps protect cells from damage caused by free radicals. It is found in almost every cell and is composed of Antioxidant glutathione discovered to play a key role in proper protein folding Glutathione Therapy Antioxidant Supplement Vitality Health SFL Even if you dont have kids, its tough to avoid coming into contact with someone who might be carrying a virus getting passed around in schools and the gym., Glutathione, known as the bodys master