Human Nutrition - Functions & Types

What is Nutrition?

  • Human nutrition can be defined as the science of food and how it is related to health. It involves the processes where all people (all living organisms) receive and process the nutrients essential for life.
  • Nutrients themselves are defined as the chemical compounds from food that are found in a person’s diet.Nutrients are essential to life; they play a variety of vital life roles such as in the provision of energy, the promotion of growth and development, and the regulation of bodily processes.

Classes of Nutrients

  • There are six major classes of nutrients:
    • Carbohydrates
    • Fats
    • Minerals
    • Proteins ....


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