Care measures for patients with gestational diabetes mellitus pay attention to the following points: 1. Dietary guidance. In gestational diabetes, the demand for nutritional elements increases significantly. It is recommended to diversify the diet and increase the intake of protein foods, such as fish, shrimp, egg whites and other high-quality proteins; increase the intake of vegetable foods, such as cabbage, rape, spinach, celery, bean sprouts, bean seedlings, wood ear and other vegetables. Avoid intake of high-fat, high-calorie, high-carbohydrate, such as doughnuts, oil cakes, rice porridge. 2, exercise exercise. Gestational diabetes patients one hour after meal aerobic exercise exercise, conducive to post-prandial blood sugar control, to avoid the rise of post-prandial blood sugar, while avoiding weight gain, improve the patient’s cardiopulmonary function. 3, monitoring blood sugar. Patients with gestational diabetes should regularly monitor fasting blood sugar and two-hour postprandial blood sugar, so that fasting blood sugar is controlled below 5.3mmol/L and two-hour postprandial blood sugar is controlled below 6.7mmol/L, avoiding blood sugar below 3.3mmol/L.