Ingredient Spotlight: Glutathione Amandean Glutamine vs Glutathione Differences Invigor Medical Day 1 of 15: What is glutathione? As a nurse, I feel like this is something we don't really talk about enough but it connects to so much of what we see 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