Understanding Nutrition

Understanding Nutrition

NUTRITION NUTRITION DEFINITION It is the combination of the processes where the food materials after being ingested is rendered into the simpler form thereby providing materials for the growth and perpetuation of races. PURPOSE The purpose of nutrition is to provide the body with energy for performing the various life activities. To maintain body heat. To provide materials needed for renewal of worn-out body protoplasm. To serve the necessary materials for growth. To protect against infection both internal and external To supply energy for movement and locomotion   BALANCED DIET A diet in which all the different nutrients are present in correct proportion for proper nutrition is called a balanced diet. (Milk is not considered as balanced diet, because it does not contain iron and vitamin C.) The balance of the diet depends upon the daily energy requirement.  For a diet to be balanced, the essential dietary components should be present in the correct proportion.  That is a healthy man of 25 years requires 3000 K.Cal of...
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