White radish boiled in water has the function of promoting digestion, resolving phlegm and relieving cough as well as lowering fire. White radish boiled water can be applied to some diseases in the clinic to enhance the immunity of the body, lower blood lipids, and treat diseases caused by high blood lipids and decreased immunity, such as ulcers in the corners of the mouth, which can be treated by taking white radish water, and the ulcers will heal in about 3-5 days, and the condition will be improved. White radish boiled in water, this method of consumption is more common in winter, and is effective for wheezing and coughing caused by chronic bronchitis in the north where phlegm evil is particularly prevalent. During the treatment, it is best not to add sugar to the white radish water, otherwise it will aggravate other conditions.