In general, pregnant women can eat brown sugar in moderation, there is no effect. However, we should pay attention to the following special circumstances: First, if a pregnant woman suffers from gestational diabetes during pregnancy, then the intake of sugar must be controlled in this case, so try not to eat black sugar. Second, in the early stages of pregnancy try to eat less black sugar, because black sugar has the effect of activating blood stasis, eating too much black sugar in early pregnancy may trigger uterine contractions leading to miscarriage. So pregnant women must pay attention to the right amount of food, it is recommended to eat more fresh vegetables, fruits, eggs, milk, meat, etc. during pregnancy. It is best for the fetus to have a well-balanced and scientific nutrition. Eat less indigestible, stimulating, raw and cold, unhygienic food, and be sure to do regular maternity checks during pregnancy.