C peptide is a biomarker for beta cell function. In other words, it's a measure of beta cell health and insulin production, and is critical to developing new disease modifying therapies for type 1 Glutathione Benefits: The Secret to Better Health? IVDrips Glutathione prevents chronic oscillating glucose intake induced cell dedifferentiation and failure Cell Death & Disease Optimization of Glutathione S Transferase in the Sera of Young Female Iraqi Patients with Diabetes Mellitus Type1