ED NOTE: The author did not include cacao nibs - they have the highest antioxidant capacity of all antioxidant sources.
'Free radicals are unstable molecules that occur in the body from normal body processes as well as from exposure to toxins. Antioxidants are a type of nutrient that lessen or neutralize these free radicals. Insufficient levels of antioxidants, or inhibition of the antioxidant enzymes can cause oxidative stress and may damage or kill cells. They are are widely used in dietary supplements and have been investigated for the prevention of diseases such as cancer and coronary heart disease. However, your best sources are real food.'
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