Pregnant women can eat brown sugar in small amounts occasionally during pregnancy, but not often or in large amounts.1. Brown sugar contains more vitamins and mineral-based nutrients, especially the high iron content in it, which has a certain blood-supplementing effect and is effective in preventing and relieving iron deficiency anemia during pregnancy. Eating brown sugar properly during pregnancy can also provide the iron needed for the baby’s growth and development.2. The carbohydrate content in brown sugar is relatively high and can provide a certain amount of calories, which can promote the physical development of the baby and also relieve the symptoms of iron deficiency during pregnancy.3. The calories are relatively high because of the excessive carbohydrates in brown sugar. If you eat brown sugar often or in large quantities during pregnancy, it can easily lead to excessive weight gain in pregnant women. It can even cause the blood sugar of pregnant women to rise, and lead to the occurrence of gestational diabetes.