For corn allergy people, gastrointestinal disease patients should eat less or not eat corn. Corn is a kind of coarse grains, its types are more, such as sweet corn, glutinous corn, etc., which is rich in nutrients, including carbohydrates, B vitamins, potassium and other minerals, daily life, moderate consumption, the human body has certain benefits. Corn is rich in dietary fiber, patients suffering from gastrointestinal diseases with weak digestive function, it is not recommended to consume a large amount of food, and at the same time, it is not recommended to consume the people who are allergic to corn. Especially those who suffer from bacterial dysentery and other diseases should avoid eating foods rich in dietary fiber such as corn, so as not to aggravate the burden on the gastrointestinal tract. In daily life, any food should be consumed in moderation to ensure food variety.