The gallbladder diet is given for a person who suffers from a gall bladder disease gallbladder diet. The gall bladder is situated between the stomach and the liver. The main duty of the gall bladder is to store the bile that is expelled to stomach in order to digest the food. The gall stones are comprised of salts and cholesterol from the bile. When the gall bladder is removed it is necessary for the people to undergo a gall bladder diet.