Pu-erh tea does not have a therapeutic effect, so there is no such thing as “drinking Pu-erh tea for diabetes”, only that diabetic patients can drink Pu-erh tea in moderation, and it is recommended that it be a light tea with no added sugar or honey and other sweeteners, and that it should be treated with medication under the guidance of a doctor. For the diabetic population, lowering sugar is mainly to reasonable diet, appropriate exercise and exercise with medication, such as the above treatment effect is not good can also consider surgical treatment. 1. Reasonable diet and proper exercise: In normal life, dietary management should be strengthened. Low-sugar, low-salt, low-fat diet is the main, eat more fresh vegetables, but also should eat less and more meals, to avoid irregular diet and other bad eating habits. In addition to diet, it should also be accompanied by appropriate exercise. 2. Drug therapy: commonly used drugs are sulfonylurea, glinide, biguanide, α-glucosidase inhibitors and insulin, such as glibenclamide, reglanis, metformin, acarbose and insulin (subcutaneous injection), etc. The use of the above drugs needs to be under the guidance of a physician. 3. Surgery: If the above treatments are ineffective, metabolic (bariatric) surgery, pancreas transplantation and islet cell transplantation can be considered. The specific treatment plan should be based on the doctor’s guidance, do not self-medicate.