Carbohydrates - Food & Nutrition

Information on carbohydrates

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What are carbohydrates made up of?

They are made up of carbon, hydrogen and carbon.

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What are the classification of carbohydrates

Carbohydrates are classified according to the number of single carbohydrate molecules found in each chemical structure. They go as follows:

One carbohydrate molecule: Monosaccharides

Two carbohydrate molecules: Disaccharides

Three or more carbohydrate molecules: Polysaccharides

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What are the sources of carbohydrates?


  • Glucose: fruits, vegetables, honey, corn, syrup, molasses
  • Fructose: free form honey, fruits
  • Galactose: produced in the body during digestion of disaccharide lactose.


  • Sucrose: cane sugar, beet sugar, fruits, vegetables
  • Maltose: sprouting grains, malted cereals and drinks, fruit jelly, fruit jam
  • Lactose: milk


  • Starch: corn, rice, peas, beans, cereals
  • Glycogen: found in liver and muscle
  • Cellulose: dietary fibre
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Thanks Helped alot

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