Nutrition refers to the process by which an organism obtains and utilizes food for growth, metabolism, and maintenance of health. It encompasses the study of nutrients in food, their functions in the body, and their influence on health.



Nutrients are substances that provide nourishment essential for the maintenance of life and for growth. These include carbohydrates, proteins, fats, vitamins, minerals, and water. Each nutrient serves a specific role in the body:


Carbohydrates: Main source of energy for the body.

Proteins: Necessary for growth, repair, and maintenance of body tissues.

Fats: Provide energy, support cell growth, protect organs, and help the body absorb certain nutrients.

Vitamins: Essential for various metabolic processes and overall health.

Minerals: Important for bone health, fluid balance, and several other bodily functions.

Water: Vital for hydration, regulation of body temperature, and transportation of nutrients.

A balanced diet that includes a variety of nutrient-rich foods is essential for optimal health. Poor nutrition can lead to various health problems, such as malnutrition, obesity, diabetes, cardiovascular diseases, and deficiencies in essential nutrients. Therefore, understanding nutrition and making informed dietary choices are crucial for maintaining overall health and well-being.