Why Take Glutathione with Vitamin C and Other Nutrients? Water for Health 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 does NOT Change your skin color , Drop Vitamin C to get the , Let me bust the biggest myth & tell you how a combination of Vitamin C + Glutathione + Niacinamide actually helped with my All About Glutathione: Benefits and Uses of the Natural Antioxidant Glutathione and Vitamin C: Better Together? Performance Lab