The clinical symptoms of bronchitis are mainly manifested as coughing, coughing up sputum, and some patients even have wheezing, for some fruits that can cause patients to cough and wheeze are definitely not to be eaten. For example, some patients may have allergic reactions to fruits such as mango, peach, apple, etc. These fruits contain allergens that can cause allergy, make the patient’s airway spasm and aggravate cough and wheezing, and these fruits should not be eaten. There are also some overly sweet or acidic fruits that should not be eaten, such as lychee, durian, hawthorn, oranges, etc., because eating them may lead to an increase in the amount of phlegm, which in Chinese medicine is called helping heat to produce phlegm and dampness to produce phlegm, which can aggravate the symptoms of coughing and coughing up phlegm. Bronchitis cough patients are recommended to eat more water, mild fruits, such as Sydney, loquat, fruit radish, fruit of the saint, etc., these can relieve the patient’s cough, replenishment of water, vitamin supplementation.