Classes of Food and their Function to the Body – Examples and Pictures

Classes of Food and their Function: Food is a substance taken into the body in order to furnish the body with nourishment. Food is consumed by every living thing, so as to supply the body with dietary support. The classes of food contain important dietary resources, which include protein, carbohydrates, minerals, fats, water or vitamins.

Food, according to Wikipedia is:

“THE SUBSTANCE IS INGESTED BY AN ORGANISM AND ASSIMILATED BY THE ORGANISM’S CELLS TO PROVIDE ENERGY, MAINTAIN LIFE, OR STIMULATE GROWTH”.

Your body is fortified with the nutrient you get from the food and drinks you consume. Food is important for your health and all foods must be digested before adding value to the body.

The classes of food play important functions in the body which include: fixing bodily tissues, fortifying the body, providing the body with energy, triggering growth, etc.

All Classes of Food and their Function

The Classes of Food are:

♦ Carbohydrates

Carbohydrates are known as energy-giving food. Carbohydrates are one of the most essential classes of food and function great in the body.

Examples of carbohydrates food include bread, sugar, starchy food and grains. They are a major source of fuel in the body and are significant for brain function.

♦ Protein

Protein is known as bodybuilding food. It is an important class of food that functions as a tissue builder. It also supplies fuel that the body needs.

Protein helps the body in the aspect of metabolism and strengthens the immune system. Various researches have shown that protein reduces hunger, and improve brain function. Sources of protein include nuts, beans, meats, milk, fish, etc.

♦ Fat

Fat is essential for metabolic and structural function in the body. It is the class of food that functions in diverse ways. Fat is responsible for the body’s storage of energy.

It also helps in the skin healthy. Fat protects vital body organs, as well. It also facilitates the effective functionality of the cells in the body. Sources of fat include Olive oil, fish, sunflower seeds, leafy vegetables, etc.

♦ Vitamin

Vitamins are organic molecules that are needed in small quantities for effective metabolic functions, according to Wikipedia. It is a class of food which functions as the grower of cells, and promoter of effective systemic functions.

Lack or deficiency of vitamins can damage the body or hinder growth. Vitamins also help to keep the cell and tissue healthy. Sources of Vitamin include Meat, dairy products, egg, fruit etc.

♦ Mineral

Minerals are required by the body in order to function effectively. Minerals are classes of food that functions in various biochemical processes.

Minerals help to make teeth and bones stronger and also convert food to energy. Sources of Minerals are bread, fish, milk, fruit, etc.

♦ Water

Also Read: EBT – Restaurants that Accept EBT and How to Locate Them

Water performs a spectacular function in the body. It is a class of food that functions as a carrier of nutrients round the body. It also plays the role of maintaining homeostasis and preventing dehydration. It also helps in excretory functions.

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Paul Demaster