Eating tomatoes can’t directly lower blood sugar, but eating tomatoes and other low-glycemic index foods can help to maintain blood sugar stability, diabetic patients can eat. Tomato itself belongs to the low glycemic index of food, after consumption will not cause significant fluctuations in blood sugar, is very suitable for diabetic patients to eat one of the food. But it will not directly reduce the blood sugar situation, because the food itself does not have the therapeutic function of the drug, can not replace the role played by the drug, can only be combined with other dietary control of blood glucose, to prevent a significant rise in blood glucose. Diabetic patients during the control of diet, pay attention to closely monitor blood glucose changes, once the blood glucose control is unstable, need to consult a doctor in time to observe, diagnose the specific physical condition, under the guidance of the clinician for standardized regulation, to avoid causing delays in the condition.