Do Antioxidant Supplements Promote Cancer? | Isaac Harris | Episode 296

Send us Fan Mail New research finds that excess antioxidants can support tumor growth in preexisting cancers. TOPICS DISCUSSED: Oxidative Stress: Reactive oxygen species (ROS) generated by mitochondrial metabolism cause damage; context determines whether they promote or suppress cancer.Glutathione Biology: Primary cellular antioxidant made from cysteine, glycine, and glutamate; works with peroxidase enzymes to protect against ROS.Antioxidant Paradox: Clinical trials (SELECT vitamin E, beta-ca...