Glutathione, the Underrated Antioxidant You Need in Your Diet 8 Ways to Boost Your Glutathione Levels Naturally 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 Free radicals are molecules that can damage your cells and cause problems, including liver disease. Leafy greens like spinach have a powerful antioxidant called glutathione, which can protect against free radicals and Photo by Magreth Rodgers (@magreth_health_tips) April 11, 2026