Disclosed is a superabsorbent and malodour control composition in the form of an insert (104) comprising a polyacrylate superabsorbent such as sodium or calcium polyacrylate and a powdered zeolite such as ammonium zeolite and sodium aluminosilicate, wherein the superabsorbent is coated with the powdered zeolite. Also disclosed is the configuration of the insert to absorb fluids and/or solidify and gel excreted matter from the body and to control odours resultant from excreted matter which is collected in an ostomy bag.