Inflammatory bowel diseases occur almost exclusively in parts of the
world where the diet is high in meat and dairy foods, and are rare in
countries where people still consume starch based, almost entirely
vegetarian meals. Severe "allergic-type" reactions to some of those rich
foods have been suspected as being the causes of these conditions."
The condition is improved/cured by consuming a vegan starchbased diet (e.g. rice, potatoes, beans, lentils) with fruits and vegetables:
See also: http://www.youtube.com/watch?v=RqYZ8Iu_fUc