The nigra line is a dark line that can appear in the womb of pregnant women due to enlarged abdomen, to better accommodate the baby or enlarged uterus, and hormonal changes typical of pregnancy.
The black line can only be seen in the lower part of the navel or throughout the abdominal area and no treatment is necessary, as they disappear naturally after delivery due to the regulation of hormone levels. However, to accelerate the disappearance, the woman can exfoliate the area to stimulate cell renewal.
- The black line usually appears between 12 and 14 weeks of gestation as a result of hormonal changes in pregnancy.
- Mainly related to elevated levels of circulating estrogen.
In fact, estrogen stimulates the production of the stimulant melanocytic hormone, which stimulates melanocyte, which is a cell present in the skin, which leads to the production of melanin and promotes the darkening of the region. In addition, the line is more evident due to the bloating that occurs in order to better accommodate the developing baby.
In addition to the appearance of the nigra lineage, increased production of the stimulating melanocytic hormone can also cause the appearance of other parts of the woman’s body, such as breast, armpit, ingles and face, with the formation of chloasma, which mainly corresponds to the dark spot that may appear on the face. Learn how to remove stains that appear during pregnancy.
The black line usually disappears within 12 weeks of delivery, so no treatment is necessary. However, the dermatologist may indicate an exfoliation of the skin to clear the area more easily and quickly, as exfoliation promotes cell renewal.
In addition, because the nigra lineage is directly related to hormonal changes, the dermatologist may also indicate the use of folic acid, as it also helps regulate the increase in the production of melanin-related hormones, preventing the nigra lineage from darkening or delayed longer. disappear after childbirth. Learn more about folic acid.