Eating vinegar during menstruation has no effect, a small amount of vinegar can increase appetite, but consuming too much can easily cause stomach acid, affecting the digestive function and leading to indigestion. During menstruation, the hormone level in the body changes, the body is in a weak state, must pay attention to, eat a light diet, don’t eat some cold, hard, spicy stimulation and greasy food, during menstruation, you can eat more fresh fruits and vegetables, drink more brown sugar water. During menstruation, we must keep the vulva and genitals clean, do not have intercourse, because at this time the uterus is open, it is easy to cause genital infection. Wear breathable cotton underwear, use breathable sanitary napkins and tampons, and after washing the underwear, make sure to sterilize them or expose them to the sun. Don’t do strenuous exercise because strenuous exercise can lead to increased menstrual flow and prolonged periods.