What Are Antioxidants? || Are Antioxidants Really Good For Anything?|| *INFORMATION *
ANTIOXIDANTS USDA definition of an antioxidant can be extended in a nutrition context to include "compounds that protect biological systems against the potentially harmful effects of processes or reactions that can cause excesive oxidations". ANTIOXIDANT DEFENCE SYSTEMS Antioxidant defence system of the body consists of endogenous and exogenous antioxidants, which work together at the the molecular level to protect cell membranes, lipo proteins, DNA & RNA from the damaging effects of free radicals. Exogenous antioxidants are nutrients such as ascorbic acid, tocopherols and beta-carotene and non nutrients obtained through intake of different diets. Some antioxidants are synthesized by cells (...
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