Brown sugar has a certain effect on blood replenishment, because the medium brown sugar contains iron, however, the iron content of brown sugar is low, the effect of blood replenishment is very weak, so blood replenishment is not recommended to preferred brown sugar. Brown sugar has the role of supplemental energy. More than 95% of the composition of brown sugar is sucrose, fatigue, physical exhaustion of people who take it can quickly restore energy. In addition, brown sugar also contains carotene, niacin, riboflavin, iron, and other nutrients, which can provide a variety of nutrients for the body. But the iron content is less, every 100g brown sugar about 1.2mg of iron, blood effect is relatively weak. But because brown sugar contains more sugar, diabetic patients should be prohibited from eating, otherwise it is easy to lead to blood sugar fluctuations. If you want to replenish blood, a more effective way is to directly supplement iron, because iron is an important raw material for hematopoiesis, and commonly used drugs include ferrous succinate and iron dextrose. Once the symptoms of anemia, you need to go to the hospital for examination to find out the situation and follow the doctor’s instructions to take medication. Diet should be balanced and comprehensive, ensure nutrition, ensure sleep, moderate exercise, enhance physical fitness.