Women should not drink American ginseng during menstruation because it is a cold tonic. Drinking American ginseng during menstruation can cause blood clots in menstrual blood, which can easily induce dysmenorrhea and even affect the normal discharge of menstrual blood, resulting in reduced menstrual flow. During menstruation, women want to drink some tonic to strengthen their body resistance, but if they don’t know the nature of some tonic, they should not take it indiscriminately. In the period can be supplemented by some food to improve resistance, such as eating lean meat, eggs, milk, can eat seasonal fruits and vegetables, etc., to keep a happy mood, appropriate exercise can improve the immune system, which is beneficial to women’s health.