High blood sugar in pregnancy is not recommended to eat high-sugar, high-fat food, such as cakes, milk tea, fried food, etc. It is recommended to arrange the diet reasonably under the guidance of the doctor. Patients with high blood sugar during pregnancy should maintain a low-sugar, low-fat diet, and should not eat a large amount of high-sugar, high-fat foods, such as cakes, milk tea, chocolate, cookies, fried foods, fatty meat, etc., which are not conducive to blood sugar control. In addition, patients with high blood sugar during pregnancy can also control their blood sugar by exercising appropriately, such as taking a walk after meals, etc. If dietary control, appropriate exercise and other methods fail to reduce blood sugar, insulin therapy can be used under the guidance of a doctor. Patients with elevated blood glucose during pregnancy should actively cooperate with their doctors, and maintain a healthy lifestyle and diet to help maintain stable blood glucose.