Irritable bowel syndrome should eat more food rich in dietary fiber, easy to digest and other foods. Food can only be used as a supplementary method, and it is recommended that patients use reasonable medication under the guidance of doctors. 1. Dietary fiber: patients with irritable bowel syndrome often have symptoms of abdominal discomfort, more dietary fiber-rich foods can reduce the symptoms of irritable bowel syndrome, cereals, fruits, vegetables and other foods rich in dietary fiber, but also more coarse grains, such as corn, oats and other easily digestible foods. 2. Easily digestible: Usually patients can also consume more easily digestible foods, such as fish soup, millet porridge, black rice porridge and other foods, such food are fluids, and easier to digest, and will not stimulate the gastrointestinal tract. It is recommended that patients adjust their daily eating habits during the period of illness, eat a reasonable diet and reduce the intake of gas-producing foods, and consult a doctor in a timely manner in order to avoid delaying the condition.