The link between the ANPEP gene and type 2 diabetes mellitus may be mediated by the disruption of glutathione metabolism and redox homeostasis medRxiv 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 Treatments 101: Part 1 The Mother of All Antioxidants BioDesign Wellness Center The Role of Glutathione in Type 2 Diabetes: How It Impacts Complications & Blood Sugar Control