What Does The Small Intestine Do Besides Absorb Water?

Your small intestine absorbs nutrients like crabs,protein,fats,vitamins,etc.diffusion of water happens in the large intestine.Many things happen in the small intestine, in the first 12cm of small intestine (duodenum) bile,and pancreatic juice is squirted in to break down everything that wasn't broken down in the mouth and stomach,crabs,fat,and protein the rest of the small intestine diffusion happens which is carried to your cells all over your body!