Glutathione Makes You Look Younger What is the Body's Master Antioxidant? 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 Role of glutathione S transferases in detoxification of a polycyclic aromatic hydrocarbon, methylcholanthrene ScienceDirect Simplify your Glutathione Measurements Arbor Assays