BIOLOGY Volume 1 - A Guide to General Biology - 2004

8. HETEROTROPHIC NUTRITION

8.7. Human Nutrition

8.7.4. Dietary Fibre

Dietary fibre is a complex mixture of indigestible compounds derived primarily from Plant Cell Walls. It consists mainly of Polysaccharides, such as Cellulose fibres. Upon Water absorption, the fibres swell, which stimulates the passage of food through the digestive tract. Evidence suggests that dietary fibre helps lower Blood Cholesterol levels and reduces the risk of bowel Cancer and gallstone formation.



Last update: 06/08/2026

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