The causes of diabetic wasting are as follows: 1. poor blood sugar control, which makes a large amount of sugar lost from urine, causing weight loss; 2. insufficient dietary intake, excessive control of diet, resulting in insufficient intake, causing wasting; 3. excessive exercise, excessive exercise to lower blood sugar, resulting in excessive consumption, causing weight loss; 4. drug factors: for example, metformin, SGLT-2 inhibitors, GLP-1 receptors Agonists and other drugs have the effect of reducing body weight. 5. Combination of other diseases, such as tumors, tuberculosis, etc. The symptoms of wasting can be effectively improved by controlling blood sugar, eating normally, exercising appropriately, and regulating gastrointestinal function.