It is best not to drink coffee during menstruation, coffee during menstruation has certain effects on the body, as follows: 1, coffee contains caffeine, such as excessive intake of caffeine may lead to plant nerve disorders, insomnia, anxiety and other symptoms, excessive body consumption during menstruation, such as lack of sleep, easily lead to low immunity. 2, easy to lead to endocrine disorders, excessive references to coffee will lead to hormonal imbalance in the body. Aggravate gynecological diseases such as breast enlargement, premature ovarian failure and endometriosis. Menstruating women should choose their drinks according to the time, place and amount, eat a light diet during menstruation, do not drink strong tea, coffee, do not eat spicy, stimulating food, pay attention to warmth, drink more hot water, pay attention to vulva hygiene.