Eating chocolate during menstruation will not lead to menorrhagia, the said menorrhagia is the increase in menstrual flow, often the total amount of menstruation > 80mL is diagnosed as excessive menstruation, mainly due to the following reasons: 1, due to coagulation dysfunction can be caused by 2, due to the endometrial pathology can lead to the occurrence of this situation. 3, endocrine dysfunction. 4, pelvic tumors. It has nothing to do with eating chocolate. Chocolate can replenish energy in daily life, but it is not recommended to eat during menstruation, not that it will cause hematemesis, mainly because although chocolate can replenish energy, but at the same time it can lead to a state of excitement, menstruation itself is prone to insomnia, which can lead to symptoms of fatigue, and if you eat chocolate again, it will lead to over-excitement, which will aggravate the state of insomnia, so it is best not to eat chocolate in the menstruation period.