People with different health conditions are suitable for different foods, but for most people, eating light foods such as porridge, vegetables and fruits, cereals and other foods are good for stomach and intestines. 1. Porridge: Porridge is fluid food, easy to digest and absorb, which can reduce the burden on the stomach and intestines, especially for those who have weak gastrointestinal function, insufficient gastrointestinal power and postoperative. 2. Vegetables and fruits: most of the fresh vegetables and fruits are good for the gastrointestinal tract, which contains fiber, vitamins, pectin-like components. Dietary fiber can promote gastrointestinal peristalsis, improve indigestion, constipation symptoms; pectin helps to protect the gastric mucosa, and promote the discharge of heavy metal substances in the body. 3. Cereals: Cereals contain a large amount of dietary fiber, which can help reduce the occurrence of intestinal cancer. Barley and other substances in the grain contains β-glucan, buckwheat contains flavonoids, these substances also assist in reducing blood lipids and other effects. For patients suffering from different diseases, it is recommended to seek medical advice in a timely manner, under the guidance of a doctor to eat a reasonable diet, to avoid self-consumption of some unsuitable for their own food, resulting in adverse consequences. Food has no therapeutic effect, if you have a disease should be timely medical treatment.