helps in easy understanding about food and human body

1. How does a
nutritious diet
help in having
a healthy
body

2. Objectives
 Distinguish among the six classes of
nutrients.
 Identify the importance of each type of
nutrient.
 Explain the value of nutrients.

3. Your body needs nutrients
found in foods.
1. Nutrients provide energy and materials
for cell development, growth, and
repair.
2. You need energy for every activity and to
maintain a steady internal temperature.

4. Classes of Nutrients
1. Proteins
a. Used for replacement
and repair of body cells
and for growth
b. Made up of amino
acids
c. Found in eggs, milk,
cheese, and meat
d. Essential amino acids
must be supplied by
food.

5. 2. Carbohydrates
a. The main source of energy for
your body
b. Made up of carbon, hydrogen,
and oxygen atoms; energy holds
these atoms together
c. Sugars are simple
carbohydrates; starch and fiber
are complex carbohydrates.
d. Sugars are found in fruits, honey,
and milk.
e. Starches are found in potatoes
and pasta.
f. Fiber is found in whole-grain
breads, beans, and peas.

6. 3. Fats
a. Also called lipids
b. Provide energy and help your
body absorb vitamins
c. Because fat is a good storage
unit for energy, any excess energy
is converted to fat.
d. Classified as unsaturated or
saturated based on their chemical
structure
e. Saturated fats are associated
with high cholesterol.

7. 4. Vitamins
a. Needed for growth,
regulating body
functions, and preventing
disease
b. A well-balanced diet
usually gives your body
all the vitamins it needs.
c. Two groups: water-
soluble and fat-soluble

8. 5. Minerals
a. Are inorganic nutrients
b. Regulate many
chemical reactions in
your body
c. Calcium and
phosphorous are used
most by the body.

9. 6. Water
a. Required for survival.
b. Cells need water to carry out their work.
c. Most nutrients your body needs must be dissolved in
water.
d. The human body is about 60 percent water.
e. You lose water each day when you perspire, exhale,
and get rid of wastes.

10. Food Groups
1. Because no food has every
nutrient, you should eat a
variety of foods.
2. The food pyramid helps people
select foods that supply all
the nutrients they need.
3. Foods that contain the same
nutrients belong to a food
group.
4. Five food groups:
a. Bread and cereal
b. Vegetable
c. Fruit
d. Milk
e. Meat

11. Why is it
important to
eat healthy?
• Best way to live a healthy life is to
eat a balanced diet
• To provide nutrients that your body
needs to function
• To give you more energy and
alertness throughout the day
• To prevent future disease and
sickness
• Diabetes, obesity and
cancer

12. Basic Nutrition
 Food pyramid
 Recommendation of
what to eat based
on dietary guidelines
 Food pyramid
breakdown
 Fats
 Dairy
 Meat
 Fruits & Vegetables
 Grains

13. Grain Group
 Cereals, breads,
crackers and rice
 Supplies energy
through carbohydrates
 6-11 servings daily
 How can you get the
right amount of grains?
 Bread in sandwiches
 Cereal and oatmeal
during breakfast
 Rice with dinner

14. Fruit and Vegetable Group
 Fruits & Vegetables
 Packed with vitamins
 Low in energy
 Great source of
minerals
 Common fruit: apples,
peaches, bananas
 Common vegetables:
broccoli, carrots and
corn
 3-5 Servings per day
 Eat as a snack!

15. Dairy Group
 Important sources of
proteins, vitamins
and minerals
 Rich in calcium
 Important for teeth
and bones
 Milk, yogurt, cheese
 High in Fat
 Good sources if
vitamins A and D

16. Why do you need calcium?
 Essential nutrient for children to help grow
strong bones
 Reduces the risk of bone disease when
older
 Increase amount of calcium by drinking
milk!

17. Meat
 Primary source of
protein in the diet
 Protein provides
body with dietary
energy needed for
growth and repair
 Meat, poultry
(chicken), fish, eggs
and nuts
 2-3 servings per day

18. Good Protein
 Eating foods with little fat and high protein
can help with the following:
 Healthy heart
 Keeping a low cholesterol level
 Reduce risk of heart disease when you are
older

19. How you can eat healthier
 Eat regular meals
 Breakfast is the most important meal of the day
 Keeps body filled with fuel to get through the
day
 Eat a variety of foods
 Fruits and vegetables
 Try to eat more apples and grapes and less
cookies and chips (junk food)
 Cut down on high fat and sugar
 Drink water or juice instead of soda