Trait: Oxidative Stress Risk (GPx 1) FitnessGenes First line defence antioxidants superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GPX): Their fundamental role in the entire antioxidant defence grid ScienceDirect SOD Creative Enzymes Glutathione SOD Advanced Plum Organics Papamoa First line defence antioxidants superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GPX): Their fundamental role in the entire antioxidant defence grid ScienceDirect Therapeutic value of oral supplementation with melon superoxide dismutase and wheat gliadin combination ScienceDirect