Its recommended for those with colitis. The science behind it is that we eat foods that allow 'good' bacteria to grow and starve the bad bacteria, or create the right balance. Im keen to know more about it. Just curious if anyone else has heard of it?

http://breakingtheviciouscycle.info/beginners_guide/the_science_behind_the_diet2.htm

There is a link to the 'science behind the diet' from the Official (I think) website.