Figure 1 from Dossier : Oxidative stress pathologies and antioxidants The importance of glutathione in human disease Semantic Scholar Role of oxidative stress in neurodegeneration (GSH = glutathione; GSSG Download Scientific Diagram 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 Glutathione System from Cyanobacteria to Higher Eukaryotes Encyclopedia MDPI Several lines of antioxidant defense against oxidative stress: antioxidant enzymes, nanomaterials with multiple enzyme mimicking activities, and low molecular weight antioxidants Archives of Toxicology Springer Nature Link