Patients with pancreatitis are advised not to eat walnuts, not only not to eat walnuts, other nuts should also be avoided, mainly because walnuts and other nuts contain relatively high fat, for pancreatitis is harmful but not beneficial. Especially for pancreatitis caused by bile duct stones, the symptoms may be aggravated after eating. Pancreatitis is a very common clinical emergency abdomen, the most common cause in China is biliary stones, other causes include heavy alcohol consumption, overeating or hyperlipidemia, the main clinical manifestation is pain in the left upper middle abdomen, accompanied by severe abdominal distension, nausea, vomiting or back pain. In the acute phase of pancreatitis, the diet should be prohibited, and after the symptoms are relieved, the diet can be gradually transitioned from a liquid diet to a semi-liquid diet and a normal diet, which should be low-fat, light and easy to digest, and some fatty foods should be avoided.