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 Glutathione, 30 Capsules (liposomal) Dr. Conan Shaw Glutathione (Reduced) Pure Prescriptions Targeting oxidative stress in disease: promise and limitations of antioxidant therapy Nature Reviews Drug Discovery Full article: First line defence antioxidants superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GPX): Their fundamental role in the entire antioxidant defence grid Antioxidant Enzymes in Cancer Cells: Their Role in Photodynamic Therapy Resistance and Potential as Targets for Improved Treatment Outcomes