Enhancing the skin's natural antioxidant enzyme system by the supplementation or Upregulation of Superoxide Dismutase, Catalase, Glutathione Peroxidase glisodin sod gliadin complex Difference Between Catalase and Peroxidase Compare the Difference Between Similar Terms First line defence antioxidants superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GPX): Their fundamental role in the entire antioxidant defence grid ScienceDirect Activity of Superoxide Dismutase, Catalase, Glutathione Peroxidase, and Glutathione Reductase in Different Stages of Colorectal Carcinoma Digestive Diseases and Sciences Springer Nature Link