It is not advisable to drink coffee during menstruation. Coffee can lead to the increase of estrogen in women, and some gynecological diseases may aggravate the condition, such as endometriosis and breast pain, and even lead to infertility. Drinking coffee during menstruation will lead to an increase in estrogen content, affect the number of eggs in the ovary, promote ovarian aging, and also promote the aging of other functions. And it contains a lot of caffeine, which will stimulate the nervous and cardiovascular system, leading to dysmenorrhea, prolonged menstruation and menorrhagia, so it is best not to drink coffee during menstruation. In addition, things that can't be eaten during menstruation are: 1, raw and cold: cold foods mentioned by Chinese medicine, such as pears, water chestnuts, bananas, stone flowers, tremella, tremella, frozen food ice cream and so on. Most of these foods are good medicines for clearing away heat and toxic materials, nourishing yin and reducing fire. You can eat it at ordinary times, but try to avoid menstruation, otherwise you will catch cold easily, leading to dysmenorrhea and irregular menstruation. 2, spicy: such as cinnamon, clove, pepper, pepper wine and so on. This kind of food is a good seasoning, which can make the food more tender and delicious when put in the usual rice. However, these spicy and irritating foods must be banned during menstruation, otherwise it is easy to dysmenorrhea and menorrhagia. 3, foods that affect sexual function: water chestnut, wax gourd, black fungus, water bamboo, kale, rabbit meat, bracken, hemp seed. Other fruits can still be eaten, and mm who wants to drink coffee will have to endure it for two days. There is nothing she can do for her health.