The scientific definition of nutrition is "the proper supply of nutrients essential to growth, reproduction, repair, immunity and energy."

True

This definition is true that nutrition is the proper supply of nutrients from healthy food consumed by the body and using it for growth, metabolism, reproduction, repair, immunity and source of energy.  

Moreover, Nutrition is also the science that interprets the interaction of nutrients and other substances in food taken in relation to maintenance, health and disease of an organism. This includes ingestion, digestion, absorption, transport, assimilation, biosynthesis, catabolism and excretion.

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