Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic Prediagnostic selenium status, selenoprotein gene variants and association with breast cancer risk in a European cohort study ScienceDirect Study Finds Cancer Cells Use Glutathione as Fuel to Drive Growth Antioxidants Accelerate the Growth and Invasiveness of Tumors in Mice NCI Antioxidants May Make Cancer Worse Scientific American Frontiers Glutathione: A Samsonian life sustaining small molecule that protects against oxidative stress, ageing and damaging inflammation