The gallbladder is an organ of the body which is used for the digestion purpose. It helps us to digest the fats in our body. But somehow if it is not present in our body, then we need to have a proper diet for that. First of all you need to avoid the foods having high amount of fats in it instead prefer low fat foods like oats, low fat dairy products, etc. It is recommended to increase the amount of fiber in your daily diet. One must eat small meals at some interval of time.