Consuming a diet with balanced nutrient intake is not only necessary to prevent and manage chronic diseases, but also essential for children and adolescents to ensure their healthy development. It is crucial to eat an appropriate neither excessive nor deficient amount from each food group.

A number of studies have shown that overweight children consume more sweets and fast-foods, and eat less fruits, vegetables and dairy products compared to their counterparts with normal weight. Overweight and obesity, as well as their related non communicable diseases, are largely prevantable.

Malnutrition is defined as a state of nutrition in which a deficiency, or excess, of energy, protein and micronutrients causes measurable adverse effects on body and its function. Malnutrition can exist in all age groups. Iron, vitamin A, iodine and zinc deficiency are among the most common and wide spread micronutrient deficiency among women and children.

Proteins are nitrogen-containing substances that are formed by amino acids. These proteins plays a major structural component of muscle and other tissues in the body. There have been a number of health concerns raised the risk associated with protein. Protein is an important building block of bones, muscles, cartilage, skin, and blood.

Micronutrients deficiency, also known as hidden hunger. Vitamin A and iron are among the two nutrient deficiencies of public interest as they affect over 2 billion people worldwide. Nutritional value as a part of food quality is the measure of a cognizant for essential fat, protein, minerals nutrients carbohydrates, and vitamins.

Cholesterol is essential to mammalian membrane structure and function. Hormone production, lipid digestion and transport-originates from diet and De novo synthesis. Food and nutrition are the ways through which the individuals obtain the fuel, which is needed to carry out their tasks and activities. 

Food and nutrition are the ways through which the individuals obtain the fuel, which is needed to carry out their tasks and activities. Food provides nourishment to the body, whereas, nutrition includes everything that happens to the food from time to time it is consumed until it is used for various functions in the body.

Carbohydrates represent one of the basic nutrients and are quantitatively the most important source of energy. Even the non-digestible carbohydrates, acting as bulk material, are of importance in a balanced daily nutrition. Other important functions in food are fulfilled by carbohydrates. 

Proteins are nitrogen-containing substances that are formed by amino acids. They serve as the major structural component of muscle and other tissues in Malnutrition is defined as a state of nutrition in which a deficiency, or excess, of energy, protein and micronutrients causes measurable adverse effects on tissue/body form (body shape, size and composition) and function.