The majority of chronic appendicitis is transformed from acute appendicitis after treatment. Clinically, it mainly manifests as recurrent pain and discomfort in the lower right abdomen. In cases of chronic appendicitis, it is important to pay attention to a reasonable diet, avoid overeating and the consumption of gastrointestinal irritants, including spicy foods and some hard, cold foods, as these can induce pain in the lower right abdomen. Additionally, the diet should be low in sodium, sugar, and fat. Consumable options may include liquid or semi-liquid foods, as well as foods like yogurt. It is also advisable to eat fruits and vegetables rich in vitamins and anti-inflammatory substances, such as apples, bananas, cabbage, and cauliflower.