After giving birth to a baby stomach black black within six months can basically recover, but the specific recovery time varies from person to person. Postpartum stomach black is due to maternal abdominal pigmentation to abdominal white line pigmentation heavy, mainly because of hormonal changes in the body during pregnancy caused by the delivery of melanocyte-stimulating hormone increased during pregnancy, while a large number of estrogen and progesterone have melanocyte stimulating effect, so that melanin increases. With the delivery, the fetus, placenta discharged from the body, maternal body hormones gradually return to pre-pregnancy levels, abdominal pigmentation will gradually fade, completely disappeared, usually within six months can be restored, but the specific recovery time varies from person to person. The black line in the middle of the stomach is normal, no need to tai