The darkening of pregnant nipples will fade after breastfeeding stops, or basically return to the color when not pregnant. After pregnancy, due to the endocrine changes, estrogen and progesterone will increase a lot, and melanin will also increase, and estrogen and progesterone have melanocyte stimulation effect, which can make the nipple, areola pigmentation, and have a feeling of swelling and pain, there will also be colostrum secretion in the late stage of pregnancy, these are normal physiological phenomena, no special intervention is needed. After stopping breastfeeding, the endocrine recovery to the state of non-pregnancy, estrogen and progesterone, as well as melanin and other rapid decline, due to the reduction of hormone levels, and then its role in the target organ will gradually lose, so the nipple, areola color will fade, or basically can be restored to the state of non-pregnancy, which is a normal physiological phenomenon, but the degree of recovery has a certain degree of individual differences. The darkening of nipples after pregnancy is a normal physiological phenomenon, and there is no need to be overly nervous and anxious, and it will gradually recover after stopping breastfeeding. After pregnancy, you need to do prenatal checkups and keep an eye on your baby’s condition in the womb.