The Link between Type 2 Diabetes Mellitus and the Polymorphisms of Glutathione Metabolizing Genes Suggests a New Hypothesis Explaining Disease Initiation and Progression 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 Glutathione IV: The Ultimate Antioxidant for Detox and Skin Glutathione prevents chronic oscillating glucose intake induced cell dedifferentiation and failure Cell Death & Disease