Glutathione metabolism in cancer progression and treatment resistance Journal of Cell Biology Rockefeller University Press Evaluation of Glutathione, Albumin and Ascorbic Acid Levels in Breast Cancer Patients Antioxidants May Make Cancer Worse Scientific American Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification Because glutathione levels decline as you age, and glycine can help slow the glutathione slide, it's a good idea to keep your levels high by eating protein rich foods, like organic poultry, grass fed A study shows that the antioxidant glutathione feeds cancer cells