Duodenal ulcer before going to bed hungry is allowed to eat in moderation, eating in moderation will reduce the pain of ulcer patients due to hunger and help sleep. Duodenal ulcer patients should comply with dietary treatment, eat small meals, avoid hunger pain, regular quantitative, each meal amount should not be more, should not eat too full. Do not eat spicy stimulation, greasy fried food, do not eat hard coarse fiber food such as coarse grains, leeks, etc., to avoid eating cold food, do not drink alcohol and so on. To eat high nutritional value, fine and soft easily digestible food, eat more vitamin-rich food, food should be chopped and boiled, the temperature of the diet should be moderate, all of which will help the healing of duodenal ulcer. Dietary adjustments should not be ignored in the treatment of duodenal ulcer, which is conducive to the healing of the ulcer and the prevention of recurrence.