Yes the digestion will improve. You will make more bile and you need that for the small intestines.
See http://ener-chi.com under healthinfo and then either under liver, gallbladder or intestinal diseases. This is Andreas Moritz website.
I am an overeater and even after 42 flushes I gain if I keep eating, I could not do only 1200 calories. Even if your reasoning is right then you still need a lot of flushes to get the organs working right, but most of the flush was water loss.