The procedure does advise smaller portions of grains and vegetables and to add more over a period of time.
Yes,after your colon adjusts the more grains and vegetables the better.The white rice(use instead of the brown for now),oatmeal,buckwheat.white potatoes and other root vegetables have a lower insoluble fiber content.Steaming vegetables(be sure the are soft) and chicken is fine.If this solves your problem,the colon will soon send the answer.Keep your positive outlook there IS a solution.If you are too weak to care for yourself,get help.Unnecessary stress will delay healing.