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 What is Glutathione? What are the Benefits of Glutathione? Glutathione in Our Diet and Its Role in the Body: From Disease Prevention to Anti Aging[v1] Preprints.org The Roles of Glutathione and Oxidative Stress in Diabetes and COVID 19 Frontiers New Advances on Pathophysiology of Diabetes Neuropathy and Pain Management: Potential Role of Melatonin and DPP 4 Inhibitors The link between the ANPEP gene and type 2 diabetes mellitus may be mediated by the disruption of glutathione metabolism and redox homeostasis medRxiv