Glutathione Function in the Body Frontiers Glutathione S Transferases: Role in Combating Abiotic Stresses Including Arsenic Detoxification in Plants Detox from the Inside Out with Glutathione IV Therapy What is glutathione and why must we protect patient access to it? Glutathione is often called the body's master antioxidantand for good reason. It works at a cellular level to help protect against oxidative stress, support detoxification, and keep your system functioning efficiently. But