It is not recommended to eat sea oyster seeds during menstruation because they are a cold food, which can cause menstrual cramps if women with a cold constitution eat too much of them, and if they already have menstrual cramps, they can cause excessive or excessive menstrual flow and disruption of the menstrual cycle. It may also cause blood clotting in women leading to abdominal pain caused by cold in the uterus, and may also have an effect on the shedding of the uterine lining. In addition, it is recommended that women during menstruation should have a balanced diet, do not eat cold, spicy, fried, stimulating food, eat more fresh vegetables and fruits, eat red dates, brown sugar, ginger water to replenish the loss of blood during menstruation, these foods have the effect of replenishing blood and benefiting qi, drink more brown sugar water, pay attention to warmth, keep warm around the abdomen to prevent dysmenorrhea, also avoid emotional excitement, stay up less, ensure sufficient sleep. Ensure sufficient sleep.