What is glutathione and why must we protect patient access to it? Benefits of Glutathione Glutathione Metabolism an overview ScienceDirect Topics Glutathione is one of the most powerful antioxidants, naturally synthesized in the body and central to cellular defense. Glutathione supports the effective functioning of the immune system by reducing oxidative damage caused 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 Glutathione: a powerful antioxidant for a healthy skin