Post on 06-May-2015
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© Food – fact of life 2008
Nutrients
PowerPoint 153
© Food – fact of life 2008
Nutrients
Food contains different substances that are needed for health. These are nutrients, water and fibre.
All food and drink provide nutrients.
Different types of foods provide nutrients in different amounts.
© Food – fact of life 2008
Nutrients
Food is the source of energy for humans.
Energy is provided by the nutrients:
•carbohydrate;
•protein;
•fat.
© Food – fact of life 2008
Nutrients
Other nutrients are:
• vitamins, e.g. Vitamin A, Vitamin C;
• minerals, e.g. iron, calcium.
These are needed by the body to keep healthy.
© Food – fact of life 2008
Fibre
Some foods also provide fibre.
Fibre is not digested by the body, but is needed to keep the gut healthy.
© Food – fact of life 2008
Portion size
Different amounts of food provide different amounts of energy and nutrients.
The amount of food is known as a portion.
We eat different amounts of different types of food.
© Food – fact of life 2008
Functions
Protein is needed for growth and repair.
Beef burgers
What other foods provide protein?
Tuna
© Food – fact of life 2008
Functions
Carbohydrate provides the main source of energy for the body.
What other foods provide carbohydrate?
Potatoes Pasta
© Food – fact of life 2008
Functions
Fat is needed for health, but in small amounts.
What other foods provide fat?
Oil Butter
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Functions
Vitamin A is needed for night vision.
What other foods provide Vitamin A?
Carrots Eggs
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Functions
Vitamin C is needed for the maintenance of healthy skin.
What other foods provide Vitamin C?
Orange Kiwi
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Functions
Iron is a mineral which is needed for healthy blood.
What other food provides iron?
Roast beef Baked beans
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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
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Nutrients
Fibre is needed to help keep the gut healthy.
What other foods provide fibre?
Wholemeal bread
Baked potato
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The eatwell plate
© Food – fact of life 2008
Fruit and VegetablesThis group is one of the main provider of:
• Vitamin A;
• Vitamin C;
• fibre.
© Food – fact of life 2008
Bread, rice, potatoes, pasta and other starchy foods
This group provides carbohydrate. This is the main source of energy.
It also provides fibre.
© Food – fact of life 2008
Milk and dairy foods
This is the main group to provide calcium.
It also provides Vitamin A.
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This is the main group to provide protein.
It also provides iron.
Meat, fish, eggs, beans and other non-dairy sources of protein
© Food – fact of life 2008
Foods and drinks high in fat and/or sugar
This group provides fat and sugar (a form of carbohydrate).
© Food – fact of life 2008
For further information, go to:www.foodafactoflife.org.uk