There is no best food for chronic bronchitis, food itself does not have any therapeutic effect on chronic bronchitis, food can only provide the body with daily nutrients. Chronic bronchitis is a chronic non-specific inflammation that occurs in the mucous membranes of the trachea and bronchial tubes and other parts of the bronchial tubes, clinically coughing, coughing up sputum as the main clinical manifestations, mostly seen in the elderly. Food itself does not have any therapeutic effect on chronic bronchitis, so there is no best food. Chronic bronchitis can eat some high-protein, high-calorie and vitamin-containing foods, such as chicken, duck, fish and a variety of meat foods can be appropriate to supplement the body’s protein needs, enhance the body’s immunity. Eat more fresh vegetables and fruits to supplement vitamins and various trace elements. If you are diagnosed with chronic bronchitis, it is recommended that you visit a respiratory medicine department as soon as possible and standardize your treatment under the guidance of your doctor to ensure a good prognosis for the disease.