Pregnancy can eat blueberries, but in moderation. Blueberries contain more dietary fiber, calcium or potassium and other trace elements, but also contains more flavonoids and polysaccharides, eating blueberries during pregnancy can supplement the body vitamins and minerals. But avoid excessive consumption, otherwise it may cause irritation to the gastrointestinal tract, indigestion or diarrhea and other symptoms. Blueberries also contain a lot of sugar, which can cause fluctuations in blood sugar when consumed in excess. Although blueberries have a good taste, avoid excessive intake. During pregnancy, you should maintain a regular lifestyle and take folic acid tablets in the early stages of pregnancy as prescribed by your doctor to prevent malformations in your baby. Avoid spicy and irritating foods, and eat foods high in protein and vitamins to keep your body nourished. During pregnancy, you should have regular checkups to avoid any adverse condition of the fetus.