We are what we eat Anna DrabczyÅ„ska Magdalena Banaszek 2007 A BALANCED DIET A balanced diet must contain : carbohydrate s protein fat s vitamins mineral salts fibre It must contain these things in the correct proportions Nutrients
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A balanced diet must contain:
It must contain these things in the correct proportions
Carbohydrates are broken down into glucose to provide fast-release energy.
Proteins provide the „fabric” for all the soft tissues of the body: skin, muscles and organs.They are therefore vital for the growth and repair.
These are also needed in small quantities, but we need more of these than we need of vitamins.
The Food Guide Pyramid is one way for people to understand how to eat healthy. A rainbow of coloured, vertical stripes represents the five food groups plus fats and oils. Here's what the colors stand for:
orange - grains
green - vegetables
red - fruits
yellow - fats and oils
blue - milk and dairy products
purple - meat, beans, fish, and nuts
The total amount of energy needed is easy to workout:
Total Basal Working
Energy = Metabolic + Energy
Basal Metabolic Rate – This is the energy you need to stay alive, awake and warm, while at rest.
Working Energy – This is extra energy you need to perform all other activities, e.g. move, digest food, exercise, etc.
We do not all need the same amount of energy (calories): it depends upon a number of other factors:
Young people require much greater level of energy to ensure they grow normaly, for example:
- A young child needs 1600 - A teenager needs 2300 to
to 2100 calories per day. 2800 calories per day.
- An adult male needs 2600 - An adult female needs 1800
to 3500 calories per day. to 2500 calories per day.
If a person undertakes regular exercise, they will need more