Role of Selenium Dependent Glutathione Peroxidases (Seleno GPxs) in Radio Modulation: Lessons for Radiation Oncology Biological Trace Element Research Springer Nature Link While it's been known that the essential function of #selenium was its incorporation as #selenocysteine into #selenoproteins (e.g. the enzyme glutathione peroxidase) now, Ingold et al. reveal the precise role of #selenolatebased # Glutathione system enhancement for cardiac protection: pharmacological options against oxidative stress and ferroptosis Cell Death & Disease Glutathione Pathways Small molecule selenium based glutathione peroxidase 4 mimetic inhibits lipid peroxidation and protects cultured neurons from ferroptosis ScienceDirect Custom Supplements 500 mg L Glutathione + 10 mcg Selenium Enteric Cap customsupplements