“Nutrition is the biochemical and physiological process by which an organism uses food to support its life. It provides organisms with nutrients, which can be metabolized to create energy and chemical structures. Failure to obtain sufficient nutrients causes malnutrition.

“Nutrition is the process of taking in food and converting it into energy and other vital nutrients required for life.” Nutrients are the substances which provide energy and biomolecules necessary for carrying out the various body functions. All living organisms need nutrients for proper functioning and growth.

There are more than 40 different kinds of nutrients in food and they can generally be classified into the following 7 major groups:

Carbohydrates.

Proteins.

Fats.

Vitamins.

Minerals.

Dietary fiber.

Water. “