Linea Nigra: What to Know About the Dark Line on Your Belly During Pregnancy
If you’ve noticed a dark line forming on your belly during pregnancy, you’re not alone. This line, called the linea nigra, is a common and completely natural part of pregnancy. Here’s everything you need to know about why it happens, whether it will go away, and how to care for your skin.
What Is Linea Nigra?
The linea nigra is a dark vertical line that often appears on the abdomen during pregnancy. It typically runs from the pubic bone to the belly button but can sometimes extend higher toward the ribcage.
What Causes Linea Nigra?
The linea nigra is caused by hormonal changes during pregnancy, specifically increased levels of estrogen and progesterone, which stimulate the production of melanin. This increased melanin can darken the linea alba, a naturally occurring line on the abdomen that is usually lighter and less noticeable.
When Does Linea Nigra Appear?
- Timing: The line typically becomes more noticeable during the second trimester, around 20 weeks of pregnancy.
- Variation: Some women may develop a very faint line, while others see a more pronounced one.
Will Linea Nigra Go Away?
Yes, the linea nigra usually fades after pregnancy as hormone levels return to normal. This process can take several months postpartum, and in some cases, it may not disappear entirely.
Is Linea Nigra Preventable?
While you can’t prevent hormonal changes, you can take steps to manage skin pigmentation:- Protect Your Skin from the Sun:
- UV exposure can intensify pigmentation. Use a pregnancy-safe sunscreen with SPF 30 or higher.
- Maintain a Balanced Diet:
- Foods rich in folic acid (leafy greens, citrus fruits, whole grains) may support healthy skin and reduce pigmentation.
- Stay Hydrated:
- Proper hydration keeps your skin healthy and may minimize pigmentation changes.
Can Linea Nigra Indicate Your Baby’s Gender?
Some old wives’ tales suggest that the linea nigra can predict your baby’s gender—extending above the belly button means a boy, while staying below means a girl. However, there’s no scientific basis for this claim, and it remains a fun myth to enjoy.
How to Care for Linea Nigra
- Embrace It:
- Remember, linea nigra is a natural part of pregnancy and a sign of your body’s incredible transformation.
- Gentle Skincare:
- Use gentle, fragrance-free cleansers and moisturizers to keep your skin soft and healthy.
- Be Patient:
- The line will likely fade on its own after your baby is born.
When to Talk to Your Doctor
If you notice unusual pigmentation changes or patches that itch, become raised, or spread unevenly, consult your healthcare provider to rule out other skin conditions.
Linea nigra is a beautiful and harmless hallmark of pregnancy, a reminder of the amazing changes your body undergoes to support your baby. While it may fade after delivery, it’s a part of your unique journey toward motherhood.
Content Reviewed by Dr V.
Learn MoreDr. Vaheh Shirvanian, a family medicine physician and father. With over 17 years of experience, he specializes in inpatient acute hospital care, outpatient family medicine, urgent care, emergency medicine, and hospice care. Dr. V is passionate about guiding new parents through the challenges and joys of parenthood, offering compassionate and expert support at every step.