Picky eaters do not necessarily have a bad stomach and intestines, but people with a bad stomach and intestines may have a picky eater, it is recommended that people with a bad stomach and intestines eat some light and easy to digest food. Long-term picky eating will result in unbalanced nutritional intake, which may lead to the lack of certain nutrients in the body, causing diseases. So long-term picky eating is not good for the body. Picky eaters do not necessarily have a bad stomach, but if picky eaters like to eat some hard food, it is possible that the gastrointestinal tract will be damaged. People with a bad gastrointestinal tract may have the phenomenon of picky eating, and it is recommended that these people eat more easily digestible and light food, and eat less spicy and hard food. This will help reduce the burden on the gastrointestinal tract and is beneficial to its function. However, it is necessary to pay attention to a balanced intake of various foods, to avoid long-term consumption of the same food leading to malnutrition. If there is a bad gastrointestinal condition, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor targeted treatment, to promote the recovery of gastrointestinal function.