Patients with diabetes can drink tea, but it is recommended that patients with diabetes can drink a small amount of green tea, but it is not recommended that patients with diabetes drink black tea, because black tea in the process of frying, there may be placed white sugar, if patients with diabetes drink black tea, it may cause an increase in blood sugar, which is not conducive to the control of blood sugar. So diabetic patients are not recommended to drink black tea, you can properly drink some green tea, green tea has a certain antioxidant effect, to prevent complications of diabetes has a certain improvement. Diabetic patients can drink tea in their daily life, but it is not recommended that diabetic patients drink tea beverages, such as black tea beverages or green tea beverages, because some additives may be placed in them, and the additives may have some glucose components, and the beverage is also a high carbohydrate, providing high energy, so diabetic patients may drink it after This can cause a sharp rise in blood sugar.