Glutathione Peroxidase 1 Activity and Cardiovascular Events in Patients with Coronary Artery Disease New England Journal of Medicine Glutathione at the Crossroads of Redox Homeostasis and Glucose Metabolism in Diabetes Mellitus Indian Journal of Clinical Biochemistry Springer Nature Link 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 system enhancement for cardiac protection: pharmacological options against oxidative stress and ferroptosis Cell Death & Disease Glutathione is often considered our body's master antioxidant. While it is naturally produced by our body, its levels tend to decrease with age, making it more challenging for our body to maintain Glutathione Kindle edition by Rowe, Carl. Health, Fitness & Dieting Kindle eBooks @ Amazon.com.