For some women who have darkened vulva, they can choose to improve their condition by carrying out the following ways to protect their vulva: 1. Wear loose, cotton, soft underwear, which is conducive to maintaining the perineum’s breathability and can minimize the breeding of bacteria, and try to wash the underwear with boiling water and expose it to sunlight, which is conducive to disinfection. 2. Change sanitary napkins frequently during menstruation, about once every two hours, to avoid The blood on the sanitary napkin is conducive to the growth of bacteria, which can cause disease and aggravate the patient’s condition. 3. Wash the vulva frequently to keep the vulva area clean and hygienic, and when washing, try to wash from the vulva to the anus to avoid causing infection.