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

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

June 11, 2026 · 57 min · Season 6 · Episode 296

About this episode

The episode discusses new research on how excess antioxidants may promote tumor growth in existing cancers.

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...

People in this episode

Host: Nick Jikomes

Guest: Isaac Harris

Topics covered

Keywords

Mentioned in this episode

Organizations: SELECT

Products: vitamin E, beta-carotene

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