Please, please, please check out Dave Klein's completely raw and vegan program for healing crohn's and colitis and IBS and other serious bowel issues. Many years ago he saved his own life and has gone to help thousands of people successfully heal. You can get his book on Amazon.com or check out his website:
http://www.colitis-crohns.com/
Blessings,
Audrey
www.rawhealing.com