The most important thing in acute pancreatitis is fasting and water fasting to reduce the secretion of pancreatic juice and let the pancreas rest. Food is a natural stimulus to stimulate the secretion of pancreatic fluid, short-term fasting after the onset of the disease, to reduce the pancreas’s own digestion, fasting at the beginning of the disease to help relieve abdominal pain, abdominal distension, to be relieved of the symptoms of abdominal pain, the patient can try to gradually resume eating when the patient has an appetite. Early oral intake is also from the easily digestible carbohydrates, gradually increase a little protein, can not eat fish at the beginning. Acute pancreatitis must be timely medical treatment, under the guidance of professional physicians to choose the appropriate treatment, diet also need to listen to the physician’s arrangements, can not eat food without authorization, in order to prevent aggravation of the condition, but produce more serious complications.