Menstrual blood is normally dark red in color. If the color of menstrual blood becomes lighter, it may be caused by anemia, or it may be an endocrine disorder. If the menstrual blood is dark, it may be caused by cold in the uterus, and it may also be caused by poor menstruation. It is best to go to a regular hospital for examination and reasonable treatment under the guidance of a doctor. If the color of menstruation becomes lighter, you need to check the blood routine and hormone six examination to clarify and then supplement reasonably. It is recommended to eat more blood-supplementing foods, such as red dates, pig liver, and you can also take Agaricus syrup. However, if the menstruation is dark, it is better to pay attention to keeping the abdomen warm, and it is also recommended to take medicines such as motherwort reasonably under the guidance of a doctor to regulate it. Pay attention to rest during menstruation and do not eat cold, stimulating food.