1. The six main nutrients: an introduction
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2. What is a nutrient?
NUTRIENT: A chemical substance in food that helps maintain the body and its functions
How does the body use nutrients?
ENERGY (calories)
GROWTH
REPAIR
MAINTENANCE of BASIC BODILY FUNCTIONS

3. The 6 ESSENTIAL NUTRIENTS
CARBOHYDRATES
PROTEINS
FATS (LIPIDS)
VITAMINS
MINERALS
WATER

4. CARBOHYDRATES FUNCTIONS FOOD SOURCES
Body’s main source of energy (4 kcal/g)
Provide dietary fiber (aids in digestion)
Pasta
Breads
Cereals
Rice
Grains
Fruits & vegetables
Sugars (sweets, milk & yogurt)

5. PROTEINS FUNCTIONS FOOD SOURCES Provide energy (4 kcal/g)
Build, maintain, & repair body tissues
Meat
Poultry
Fish
Eggs
Legumes
Nuts & seeds
Soy products
Dairy products

6. FATS (LIPIDS) FUNCTIONS FOOD SOURCES Provide energy (9 kcal/g)
Enhance taste & mouthfeel of foods
Carry fat-soluble vitamins through the body
Provide substances needed for growth & healthy skin
Protect internal organs
Butter
Oils
Nuts & seeds
Meats
Whole dairy products & cream
Salad dressings

7. Vitamins FUNCTIONS FOOD SOURCES Do NOT provide energy (no calories)
Needed for normal cell function, growth, and development
Fruits
Vegetables
Milk & dairy products
Legumes
Meats
Whole grain breads & cereals

8. What are the essential vitamins?
FAT-SOLUBLE
WATER-SOLUBLE
Which vitamins do you recognize?
What foods contain these vitamins?
Vitamin A
Vitamin D
Vitamin E
Vitamin K
Vitamin C
Vitamin B-complex:
Thiamin (B1)
Riboflavin (B2)
Niacin (B3)
Pantothenic acid (B5)
Vitamin B6
Biotin (B7)
Folate (folic acid & B9)
Vitamin B12

9. MINERALS FUNCTIONS FOOD SOURCES Do NOT provide energy (no calories)
Inorganic substances that become part of the bones, tissues, and body fluids
Fruits
Vegetables
Milk & dairy products
Meats
Whole grains
Legumes
Nuts

10. What are the essential MINERALS?
MACROMINERALS
TRACE MINERALS
Calcium
Phosphorus
Magnesium
Sodium
Potassium
Chloride
Sulfur
Iron
Manganese
Copper
Iodine
Zinc
Cobalt
Fluoride
Selenium
Which minerals do you recognize?
What foods contain these minerals?

11. water FUNCTIONS FOOD SOURCES Water & other beverages
Does NOT provide energy (no calories)
Carries nutrients throughout the body
Regulates body temp.
Lubricates joints
Dissolves vitamins, minerals, amino acids, etc.
Water & other beverages
Fruits & vegetables
Milk & dairy products
Soups

12. Nutrients & My plate
Review each of the six main nutrients. In which My Plate food groups could we find each nutrient?