How skin changes in the second trimester: Dryness, pigmentation, and more
Reviewed by: Dr. Preet B
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5 min read
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Mar 28, 2025
The second trimester begins at 13 weeks of pregnancy. Most fetus organs are well-formed by this time, although they continue to mature. Early pregnancy symptoms subside during this period, and women feel a return of energy. During the second trimester, fetal
movements begin, which is an exciting milestone.
During this phase, some unique skin changes also occur, like a pale dark-colored line over the tummy called Linea Nigra. However, there are many more changes due to hormonal fluctuations, increased blood volume, and uterus expansion.
Hyperpigmentation or Melasma
Melasma, or the “mask of pregnancy,” is one of the most noticeable skin changes in the second trimester. So, what is this? It is a condition when women’s dark patches start appearing on the face, cheeks, and forehead, and they might even affect the upper lip.
This hyperpigmentation occurs due to estrogen’s impact on melanin production. During this phase, increased estrogen production leads to greater melanin production. It is this
hormonal surge that also causes Linea Nigra.
During this phase, nipples or areolas also deepen in color, and these changes persist in the postpartum phase.
Though these changes are harmless, but they might cause psychological distress.
Reducing sun exposure and using mineral sunscreen that contains zinc oxide or titanium dioxide might help reduce the formation of dark patches on the face.
Increased Skin Dryness and Sensitivity
By the second trimester, the skin may start feeling drier than usual. This dryness occurs because hormonal shifts alter the skin’s ability to retain moisture.
Progesterone and estrogen fluctuations can disrupt the skin’s natural barrier, making it more prone to dehydration.
Additionally, the growing baby requires more fluids, often leading to mild dehydration in the mother, which manifests in the form of dry, flaky, or itchy skin.
Increased Oil Production and Pregnancy Glow
During the second semester, a phenomenon called “pregnancy glow” also occurs. This occurs due to increased blood flow to the skin, higher oxygen and nutrient supply, and
flushed complexion. Additionally, hormonal changes may lead to increased oil production, which may be fine for those with dry skin but might cause issues for others.
Some women may experience certain skin issues due to increased oil production. Some might even experience acne flare-ups.
Here, it is vital to notice that skin is generally drier during this phase, and increased oil production mainly affects the face.
Veins and Stretch Marks
During the period, blood volume increases, and veins become more noticeable, particularly on the legs, breasts, and abdomen. While harmless, some women may develop varicose veins, which can be alleviated by staying active and elevating the legs when possible.
As the belly grows, stretch marks may also start forming. Here, it is vital to understand that genetics also play a role in stretch marks; thus, they are more visible in some. Simple measures like applying moisturizer or certain oils can help maintain skin elasticity.
Fortunately, most skin changes during this period are temporary and can be managed through a mindful skincare routine and hydration. However, some skin changes might be lasting. Understanding these skin changes may help reduce anxiety and manage these issues confidently.