Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification Glutathione, often dubbed the master antioxidant plays a crucial role in detoxification, immune function, and protecting our cells from oxidative stress. Here are some signs that your levels might be low: Persistent Watermelon isn't just a refreshing treat. When it's ripe, it's also got plenty of an antioxidant called glutathione. It strengthens the immune system, so it can fight infection. https: wb.md 4cLiblr Full article: Role of glutathione in immunity and inflammation in the lung