Dietary taboos for pancreatic cancer patients include the following aspects: 1. eat easily digestible food, such as liquid and slag-free diet, gradually increase the fiber content in food according to the patient’s condition, but avoid irritating food, such as too acidic, too spicy and over-stimulating food, including bones and fish spines, etc.; 2. avoid repeated damage to mucous membrane caused by too hot food, properly supplement protein food, and seek regular treatment from doctors and follow medical advice if symptoms of obstruction and gastrointestinal bleeding appear.