Nutrition II

Welcome to today’s class!!

We are thrilled to have you in our class!!

In today’s Physical and Health Education class, we will be learning about Nutrition II

Nutrition II

Food can be classified into six and these classes help us know the nutrients our daily meal must contain in order to have a balanced diet. The quality and quantity of the nutrients consumed is very important. On the bases of adequacy or inadequacy of the quantity and quality of nutrients consumed, there can be malnutrition, under-nutrition, and over-nutrition.

nutrition ii

What is Food?

Food is a basic need of a person. It is one of the physiological needs that are very basic to a person. The quantity and quality of the food that a person consumes must be adequate. When adequate quantity and quality of the foods are eaten, there will be:

Let’s Take a Look at The Six Classes of Food

  • Carbohydrates
  • Protein
  • Fat and Oil
  • Minerals
  • Vitamins
  • Water

Carbohydrates: They provide you with energy for daily tasks and are the primary fuel source for your brain’s high energy demands. Fiber is a special type of carbohydrates that helps promote good digestive health. Carbohydrates can be gotten from food like amala, rice, bread, corn, yam, potato, fibers, and so on.


Protein: It has many roles in the body. It helps repair and build your body’s tissues, allows metabolic reactions to take place and coordinates bodily functions. Examples are meat, beans, fish, soya beans, eggs, peanuts,cheese, chicken.


Vitamins: They help shore up bones, heal wounds, and bolster your immune system. They also convert food into energy, and repair cellular damage.


Fats: They provide energy for living organisms, insulate body organs, and transport fat-soluble vitamins through the blood. Examples are palm oils, groundnuts oil, butter, margarine, sardine, pork, egusi oil, cod liver oil.


Minerals: It helps in keeping bones, muscles, heart, and brain working properly. Minerals are also important for making enzymes and hormones. Examples are cereals, bread, meat, fish, milk, dairy, nuts, fruit (especially dried fruit) and vegetables.

nutrition ii

Water: It Regulates body temperature, moistens tissues in the eyes, nose and mouth. It also protects body organs and tissues, and carries nutrients and oxygen to cells.

nutrition ii


What function does food play in the Human body?


Reading Assignment

Explain any three classes of food. 


Weekend Assignment

Give five examples each in each class of food. 


We hope you enjoyed today’s class. In our next class, we will be learning about Drugs in Sports.

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