March 7, 2011


SAN FRANCISCO - APRIL 06:  Bottles of vitamins...Image by Getty Images via @daylife

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  • Nutrient - "A nutrient is a chemical that an organism needs to live and grow or a substance used in an organism's metabolism which must be taken in from its environment.[1] Nutrients are the substances that enrich the body. They are used to build and repair tissues, regulate body processes and converted to and used as energy." - Wikipedia
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