Intake of appropriate types and adequate amounts of foods and drinks to supply nutrition and energy for maintenance of body cells, tissues, and organs, and to support normal growth and development.
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food sources
milk group (milk and milk products)
milk, cheese, yogurt

meat group (meat and meat substitutes)
meat: chicken, fish, beef, pork, lamb
legumes: beans and peas
nuts and seeds

fruit and vegetable group
fruits
vegetables

grain group (breads and cereals)
whole grain breads
enriched breads
rice
pasta

function
a well-balanced diet acts to provide sources of energy and nutrition for optimal growth and development.