what is fibre for
Fibre is an important part of a healthy balanced diet. It can help prevent heart disease, diabetes, weight gain and some cancers, and can also improve digestive health.However, many people don't get enough fibre. On average, most people in the UK get about 18g of fibre a day.oods that contain soluble fibre include: 1  oats, barley and rye. 2  fruit, such as bananas and apples. 3  root vegetables, such as carrots and potatoes. 4  golden linseeds.