This is the component of plant-based foods which cannot be broken down by the digestive system.
It adds bulk to foods and contributes to the "full feeling" after a meal.
It does not provide any nutrients but is essential for a healthy digestive system, it ensures regular bowel movements and prevents constipation.
It can also help lower high blood cholesterol levels.
There are two types of fibre; insoluble and soluble.
Insoluble fibre: helps your bowels pass food and prevents constipation. Sources: wholegrain and wholemeal products, pulses and oats.
Soluble fibre: lowers cholesterol and controls blood sugar. Sources: apples, pears, citrus fruits, oats and barley.