NORMACOL granules contain 62% w/w sterculia, which is a vegetable gum from the karaya tree. It is this natural dietary fibre which helps to relieve constipation and help keep you regular. It is also used by people: with colostomies or ileostomies, who need a high fibre diet, for example in diverticular disease of the colon, who have had rectal or anal surgery, who have swallowed something sharp to reduce the chance of damage to the intestine (gut)