Food is any substance consumed to provide nutritional support for an organism. It is usually of plant or animal origin, and contains essential nutrients, such as carbohydrates, fats, proteins, vitamins, or minerals.Food makes your body work, grow and repair itself.

The kind of food you eat can affect the efficiency of these processes. Body function ...Definition of food for Students. 1 : the material that people and animals eat : material containing carbohydrates, fats, proteins, and supplements (as minerals and vitamins) that is taken in by and used in the living body for growth and repair and as a source of energy for activities.Food science draws from many disciplines such as biology, chemical engineering, and biochemistry in an attempt to better understand ..