What is Glutathione IV Therapy Recommended For? Glutathione is often called the body's master antioxidant for a reason It plays a central role in protecting cells from oxidative stress, supporting detoxification pathways, and maintaining immune function. As levels Section 10.3. Oxygen , Cell Function, and Oxidative Stress Study Guide Edubirdie Glutathione is such an important antioxidant in human physiology, meaning it acts to combat oxidative stress. Strategies for increasing glutathione include: Consume sulfur rich foods like cruciferous vegetables Ensure you get What To Avoid When Taking Glutathione In 2026