Acorus gramineus has a special smell and a strong medicinal fragrance, which can refresh the mind and inhibit the central nervous system. Therefore, many women dry Acorus gramineus, grind it into crumbs and carry it in a cloth bag, or put it on a pillow to soothe the nerves and help sleep. Acorus gramineus not only has effects on ordinary people, but also has sedative and hypnotic effects on mental patients.