The cause of excessive sweating on the back should be found before choosing the appropriate dietary treatment. There are many reasons for excessive sweating on the back, commonly caused by deficiency of lung qi, deficiency of spleen and stomach qi, and kidney yang deficiency, etc. It can also be caused by excessive indoor temperature and wearing too thick clothing. It can also be caused by high indoor temperatures and overdressing. If it is caused by temperature or overdressing, it will improve if it is relieved in time. Sweating on the back caused by qi deficiency is often accompanied by weakness, shortness of breath, easy to catch a cold, anorexia, nausea, vomiting, abdominal distension, diarrhea and other symptoms. If you have a deficiency of qi, you can eat yam, jujube, lotus seed and other dietary supplements to replenish qi and strengthen the spleen and stomach (to replenish qi and strengthen the spleen and stomach) to regulate the condition. Kidney deficiency can also lead to excessive back sweating, kidney deficiency will also be accompanied by weakness, lumbago, cold hands and feet, shortness of breath and other symptoms, you can eat more to tonify the kidneys, such as beef, lamb and other foods to regulate. It is recommended to find the cause of excessive sweating on the back, and then choose the appropriate dietary drugs to regulate. At the same time, it is best to carry out dietary therapy under the guidance of a professional Chinese medicine practitioner, in addition, the efficacy of dietary supplements is not as good as medicinal supplements, if the symptoms of excessive sweating are serious, it is recommended to go to the hospital in time for treatment.