Lactulose is anon metabolized sugar that is very effective without irriraring the bowels. It comes as a clear solution. Michel Parkinsons NZ Information Centre wrote: > I have a query from a client with constipation problems. He says he > has done all the right things, ie lots of fibre and water and > exercise, but still can't go properly. He's still quite active, so > maybe some exercise tips, or anything else other have found useful?