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CHAPTER 2
2.1 Concept of Food, Nutrient and Nutrition
What is Nutrition ?
Definition of Nutrition
Behaviors and
Social Factors
Foods and
Substances in Foods
Nutrition science
also includes
behaviors and
social factors
This field of study related to food
focuses on foods choices.
and substances in
foods that help
animals (and plants)
to grow and stay
healthy. Roles of Foods
towards Body Growth
Functions of Foods The foods we eat
provide energy
to the Body (calories) and
nutrients such as
protein, fat,
Eating healthy foods in carbohydrate,
the right amount gives vitamins, minerals,
your body energy to and water.
perform daily activities,
helps you to maintain a
healthy body weight, and
can lower your risk for
certain diseases such as
diabetes and heart
disease.
NUTRITION AND HEALTH 2023
Chapter 1 & 2 35
