Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic G6PD enzyme MEDizzy Glutathione synthetase deficiency MedLink Neurology Schematic representation of the role of the glutathione reductase enzyme. Download Scientific Diagram Glutathione Reductase Affects Hyphal Growth and Fruiting Body Development by Regulating Intracellular ROS Levels in Hypsizygus marmoreus