Women found to have melanin deposits after pregnancy, mainly due to the increase in hormone secretion after pregnancy, especially progesterone, estrogen and melanocyte secretion, thus causing hyperpigmentation is related. Most women will have melanin deposits after pregnancy, which can be manifested in the breasts, abdomen, face and other more obvious places. You can eat more foods containing vitamin C in your diet, such as lemon and tomatoes, which have certain antioxidant effects. Avoid sunlight, after delivery, with the normal secretion of hormone levels, endocrine disorders restore melanin deposits will gradually fade or even disappear. When melanin deposits appear after pregnancy, do not use medication, as long as the fetus is developing well in the uterine cavity without abnormalities, you can wait until after delivery to do the treatment.