Glutamate Glutamine Cycle an overview ScienceDirect Topics Figure 1 from Glutamine metabolism and function in relation to proline synthesis and the safety of glutamine and proline supplementation. Semantic Scholar Synthesis of the Antioxidant Glutathione in Neurons: Supply by Astrocytes of CysGly as Precursor for Neuronal Glutathione Journal of Neuroscience Glutathione, often dubbed the master antioxidant plays a crucial role in detoxification, immune function, and protecting our cells from oxidative stress. Here are some signs that your levels might be low: Persistent