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DESCRIPTION: How many antioxidant-rich foods do we need to eat every day just to stay out of oxidative debt?
If those citrus phytonutrients sounded familiar to you, it’s because I mentioned them before in videos like Keeping Your Hands Warm With Citrus ( and Reducing Muscle Fatigue With Citrus ( It’s still better to eat the whole fruit though (See Best Fruit Juice, and Apple Juice May Be Worse Than Sugar Water,
Digestion isn’t the only physiological source of free radicals—exercise is too. See Preventing Exercise-Induced Oxidative Stress With Watercress (
Background on the role free radicals play in aging and disease can be found in my video Mitochondrial Theory of Aging ( Antioxidant rich diets can even change gene expression: Plant-Based Diets and Cellular Stress Defenses (
Is there a refined sweetener that doesn’t cause free radical formation? Yes: Erythritol May Be a Sweet Antioxidant (
What’s the best way of reaching our daily minimum of 8-11,000 antioxidant units a day? So glad you asked! Covered in my next video, How to Reach the Antioxidant RDA (
Have a question for Dr. Greger about this video? Leave it in the comment section at and he’ll try to answer it!
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