Brandy if you just simply follow the protocol of The Master Cleanse you may find it quite do-able.
Including the cayenne part.
Over the years people have come to this forum for guidance during difficult times on the cleanse and more times than not those having difficulty have been adding/deleting stuff from the cleanse. In other words - Altering.
Not everyone that comes through here understands right away why this cleanse works and the uniqueness of it, and it is those that need to be encouraged to just do it as written.