Oxidative stress: the big issue Igennus Healthcare Nutrition Amazon.com: Prominent Nutrition S Acetyl L Glutathione Supplement Clinically Researched Emothion Acetylated Glutathione for Normal Liver Detoxification Support & Optimal Antioxidant Effect, Vegan 1 Pack : Health & Household Tri Fortify Liposomal Glutathione Researched Nutritionals TJ. Glutathione peroxidase is an important enzyme in cellular antioxidant defense systems, detoxifying peroxides and hydroperoxides. As a component of the glutathione cycle, it protects the liver from reactive oxygen metabolites. Selenocysteine The Transulphuration Pathway Lifecode Gx Support StructureActivity Correlation between Natural Glutathione Peroxidase (GPx) and Mimics: A Biomimetic Concept for the Design and Synthesis of More Efficient GPx Mimics Mugesh 2001 Chemistry A European Journal Wiley Online Library