nutrients powerpoint 9. nutrients food contains different substances that are needed for health....
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Nutrients
Food contains different substances that are needed for health. These are nutrients, water and fiber.
All food and drink provide nutrients.
Different types of foods provide nutrients in different amounts.
What is a NutrientA nutrient is a chemical
substance in food that helps maintain the body. Some provide energy. All help build cells and tissues, regulate bodily processes such as breathing. No single food supplies all the nutrients the body needs to function.
Calories per gram:
Protein 1 Gram = 4 calories
Carbohydrates 1 Gram = 4 calories
Fat 1 Gram = 9 calories
Functions
Protein is needed for growth and repair.
Beef burger
What other foods provide protein?
Tuna
Functions
Carbohydrate provides the main source of energy for the body.
What other foods provide carbohydrate?
Potatoes Pasta
Simple Carbohydrates
• Enter the Body to Supply- Quick Energy
Complex Carbohydrates
• Starches and Fibers that provide long lasting energy
Saturated Fats
• Fats found in animal meats and dairy products.
Unsaturated Fats
• The Healthy Fat- Fish, Poultry, nuts and oils
Vitamins – Facilitate Chemical Reactions in
the body• Fat Soluble- Can Be Stored in the body
and used when needed (A, D, E, K)
Water Soluble – Can not be Stored in the body. The are needed every day. (B and C)
Functions
Vitamin C is needed for the maintenance of healthy skin.
What other foods provide Vitamin C?
Orange Kiwi
Minerals – Regulate Chemical Reactions in the body
Functions
Iron is a mineral which is needed for healthy blood.
What other food provides iron?
Roast beef Baked beans
Functions
Calcium is a mineral which is needed for the growth and maintenance of strong bones and teeth.
What other food provides calcium?
Milk Cheese
Fiber
Some foods also provide fiber.
Fiber is not digested by the body, but is needed to keep the gut healthy.
Nutrients
Fiber is needed to help keep the gut healthy.
What other foods provide fiber?
Wholewheat bread
Baked potato
The Balance of Good Health
Fruit and vegetables
Bread, other cereals and
potatoes
Meat, fish and alternatives
Milk and dairy foodsFoods containing
fat
Foods containing sugar
Bread, other cereals and potatoes
This group provides carbohydrate. This is the main source of energy.
It also provides fiber.
This group provides fat and sugar (a form of carbohydrate).
Foods containing fat /
Foods containing sugar
• The human body is two-thirds water.• Water is an essential nutrient that is involved in
every function of the body. • Water helps transport nutrients and waste
products in and out of cells. • Water is necessary for all digestive, absorption,
circulatory, and excretory functions • Water is needed for the utilization of the water-
soluble vitamins. • It is needed for the maintenance of proper body
temperature.
Minimum of 6-8 – 8ounce glasses each day
Do you get enough Nutrients?
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