Ifayibha yokudla kabhontshisi wesoya ngokuyinhloko ibhekisela egameni elivamile likashukela omningi wamangqamuzana kubhontshisi wesoya ongakwazi ukugaywa ama-enzyme okugaya abantu.Ngokuyinhloko ihlanganisa i-cellulose, i-pectin, i-xylan, i-mannose, njll. Nakuba i-fiber yokudla ingakwazi ukunikeza noma yiziphi izakhamzimba emzimbeni womuntu, ingalawula ngokuphephile izinga likashukela egazini lomzimba womuntu, ivimbele ukuqunjelwa, futhi yandise ukusutha.