Dietary principles Consolidate the therapeutic effect and prevent recurrence: A. It is advisable to eat less and more meals at regular intervals to ensure adequate nutrition without increasing the gastrointestinal burden. B. Food should be diversified and avoid partial diet. The diet should be fine, soft and easy to digest to protect the mucosa of the digestive tract. C, cooking methods should be stewed, steamed, boiled, roasted, braised, as little as possible with frying, deep-fried, along the cycle, pickled, raw and other methods. D, according to the condition, it is appropriate to use the general diet, semi-liquid, liquid and other feeding methods, do not hard to support, hard stuffing. E, strictly prohibit smoking, alcohol, less consumption of pickles, salted fish and other salty food.