Transcript Nutrients at Work

Nutrients In Food
Nutrient
 Nutrient- a substance found in food that
keeps your body in good working order.
 SIX NUTRIENTS:
 Carbohydrates
 Proteins
 Fats
 Vitamins
 Minerals
 Water
Carbohydrates
 FUNCTION: Provides energy
 2 Types:
 Simple- Sugar (candy, soft drinks, fruits)
 Complex- Starch (bread, cereals, potatoes)
Protein
 FUNCTION: Build, maintain, and repair
body tissues (muscles).
 TYPES:
 Complete
 Incomplete
Protein
 Complete- food from animal source that
has all 9 essential amino acids.
 EX: meat, poultry, milk, eggs, tofu
 Incomplete- lacks one or more of the 9
essential amino acids.
 EX: plant foods- grains, dry beans, peas,
nuts, vegetables.
Fats
 A small amount of fat is vital for good
health.
 Fats Function:
 Regulate body temperature
 Cushion vital organs
 Provide a substance needed for normal
growth and healthy skin
 Energy / stored energy
Fats
 3 Types:
 Saturated- solid at room temperature; used
sparingly; raises harmful cholesterol levels
 Trans- liquid oil is turned into a solid;
function like saturated fats; raise cholesterol.
 Unsaturated- liquid at room temperature;
help lower cholesterol level;
 Omega-3: good for your heart
Vitamins
 FUNCTION: Jump start chemical reactions
in your body’s cells.
 Types:
 Fat-Soluble: absorbed with the help of fat. Can
be stored in your body.
 A, D, E, K
 Water-Soluble: dissolve in water and pass
out of the body as waste.
 B, Folate, C, K
Minerals
 FUNCTIONS:
 Essential part of your bones, teeth, and
internal organs.
 Help regulate body functions.
 TYPES:
 Calcium- mineral that helps develop strong
bones and teeth.
 Milk, dairy products
 Iron- helps red blood cells carry oxygen
 Meat, animal sources, nuts
Water
 FUNCTIONS:
 Regulates body functions
 Carry other nutrients to your cells
 Helps carry waste from your body
 Average person needs 8 to 12 glasses
each day.