NSP - Fibre Flashcards
What does NSP stand for?
Non starch polysaccharide
Is NSP a nutrient?
NO but it is essential for life.
What is NSP made up of?
A number of complex carbohydrates- including cellulose and pectin.
Explain insoluble fibre.
Binds with water in the intestine and helps remove waste from the body.
It is known to prevent constipation
It may help prevent haemorrhoids- piles, diverticula for disease, polyps and cancer of the colon
What are the sources of insoluble fibre?
Whole grain cereals Vegetables Nuts Seeds Bran Carrots Whole eat bread
What is the DRV of fibre?
18g a day
Explain soluble fibre
May help reduce cholesterol levels
It slows down the digestion of carbohydrate in sugars and starches = better glucose metabolism
What are the sources of soluble fibre?
Bram products Oats Beans Lentils Fruits - bananas, apples Vegetables - root veg, carrots and potatoes Linseeds
What happens when you have excess fibre?
Very high intakes aren’t recommended as there are substances in fibre - phytate which can reduce absorption of minerals from food.
Children should eat less than adults because the bulk and feeling of fullness fibre provides can cause their diet to be too low in energy
List the functions of NSP
A high fibre diet can prevent heart disease, diabetes, weight gain and some cancers.
It isn’t absorbed by the body but it’s needed to maintain a healthy digestive system.
Weight gain - it will make you feel fuller for longer
What is the deficiency of NSP
Constipation
Gut diseases - bowel cancer
