1. IMPORTANCE OF FOOD
Reported by: Lorraine Mae E. Anoran

2. Basic Principles of Good and Proper
Nutrition
is any substance used by a living body to promote
growth, maintain and repair body tissues, regulate body
processes, and supply energy.
FOOD
NUTRITION
is the study of food in relation to health.
Balance diet
is the intake of the proper amount and kinds of food
that will promote physical and mental health.

3. Basic Concepts of Nutrition
1.Nutrition is the food you eat and the way
the body uses it.
2. Food is made up of different nutrients needed
by the body for growth and health.
a. All nutrients needed by the body are available through
food.
b. Many kinds and combinations of food can lead to a well-
balanced diet.
c. No food by itself has all the nutrients need for full growth
and health.
d. Each nutrient has specific uses in the body; for
example, carbohydrates provide energy.
e. Most nutrients do their best work when teamed with other
nutrients.

4. Basic Concepts of Nutrition
3. All persons throughout life have need for the
same nutrients but in varying amounts.
a. The amounts of the nutrients needed are influenced by
age, sex, size, activity, and the state of health.
b. Suggestions for the kinds and amounts of food needed are made by
trained scientists.
4. The way food is handled influences the amounts of
nutrients in food, its safety, appearance, and taste.

5. CLASSIFICATION OF FOODS, FUNCTION AND
SOURCES
1. Milk and Milk Products
- It is the main constituent
of the
muscles, tendons, bones, c
artilage, skin, hair, and nail.

6. CLASSIFICATION OF FOODS, FUNCTION AND
SOURCES
2. Meat and Related Foods
-fats are the greatest energy-
producing foods.
-They are also an important
source of fat-soluble Vitamins
A, D, E, and K.

7. CLASSIFICATION OF FOODS, FUNCTION AND
SOURCES
3. Bread and Cereals
-They supply most of the energy
needed by a living cell;
however, their energy content
slightly less than half as much
as that of fate.

8. CLASSIFICATION OF FOODS, FUNCTION AND
SOURCES
4. Vegetables and Fruits
-these are valuable chiefly
for the vitamins and minerals
they contribute to the diet.