Raisins do not have a tranquilizing effect on the fetus, but you can eat raisins properly during pregnancy because they are relatively high in nutritional value and rich in protein and carbohydrates, which can provide energy and nutrients during pregnancy. Raisins are rich in dietary fiber, can laxative, prevent and reduce the symptoms of constipation during pregnancy. Raisins contain a variety of vitamins and minerals, such as calcium and iron content is very high, can prevent osteoporosis, promote fetal bone development, but also can prevent anemia during pregnancy. Since raisins contain a large amount of glucose, pregnant women are advised not to consume large quantities on a regular basis, or consume too much at one time, so as not to cause calorie buildup and elevate blood sugar, and to avoid producing a large baby.