Kfibre Pro - Dietary Constipation Support - 160gm, Natural Orange Flavour, 40 serves Kfibre Pro Dietary Constipation Support is a scientifically & IBS dietitian formulated prebiotic & probiotic blend to help assist bowel regularity and ease dietary cause constipation. When used as a daily maintenance support, Kfibre Pro promotes microbiome changes that normalise gut health function & regularity – the Kfibre Pro feeling of normal digestion.