PDF) Decreased activity of glutathione peroxidase with oral ferrous iron administration: A cause of oxidative stress Frontiers Glutathione: A Samsonian life sustaining small molecule that protects against oxidative stress, ageing and damaging inflammation Blood Disorders Life Extension 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