 [ Symptoms ] what kind of diet would you say is best for a 62 year old man with gallbladder cancer [ Disease ] generally you should eat the same healthy diet that most people should eat meaning plenty of fruits and vegetables lean protein lean meat beans low fat dairy and complex carbs whole wheat bread and pasta oatmeal brown rice sweet potatoes if appetite is a problem try to eat smaller meals and snacks more frequently throughout the day keep your snacks simple such as yogurt with fruit low fat cheese or nuts one of the most important things is to make sure you are getting the calories and nutrients you need meal replacement drinks can be a good option too for some people who have had their gallbladders removed diarrhea can be an issue eating more fiber can help with that pay attention to whether or not dairy foods make your diarrhea worse if so switch to lactose free dairy products