An investigation on glutathione derived from spinach and red cabbage leaves and their effects of adding to meat patties ScienceDirect 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 Boost Glutathione Naturally With These 10 Foods Glutathione Reductase, Spinach Glutathione Reductase MedChemExpress