If the darkening of the wound is related to melanin pigmentation, personal constitution and dietary factors, it can be observed first; if it is related to infection, anti-infection treatment may be needed. 1. Melanin pigmentation: some women with good recovery from cesarean section wounds have darkened wounds, which is related to local pigmentation during the wound healing period, and generally does not require special treatment, and the color will gradually fade over time. 2. Individual constitution: Some women are keloid, so they are prone to form obvious scar after cesarean section. If the color deepens during the process of scar proliferation, you can use appropriate scar removal medication under the guidance of the doctor, such as Mepilex self-adhesive silicone gel dressings. 3. Dietary factors: Some mothers do not pay attention to their diet after cesarean section, and often eat some dark-colored food, such as vinegar, soy sauce, etc., which may lead to hyperpigmentation around the cesarean section scars, appearing black. It is recommended to eat a light diet while ensuring adequate nutrition to minimize hyperpigmentation. 4. Infection-related: If a woman develops a wound infection after cesarean section, it may lead to darkening around the wound, and the use of some medications such as iodophor may also lead to darkening around the wound. It is recommended that pregnant women who have had a cesarean section pay attention to wound care after delivery to minimize the occurrence of infection. In conclusion, there is usually no need to worry too much about the darkening of the wound after cesarean delivery. Usually pay attention to a light diet, under the guidance of the doctor appropriate use of drugs to remove scars. If the wound pus and red swelling occurs, you need to seek medical treatment in time.