Darkening of the genital area: why it happens and what can be done

Published: 20 July 2026 · Medically reviewed by: Op. Dr. Murat Alpay

Why the skin of the vulva and surrounding area darkens, which of the causes are hormonal or medical, and the clinical methods used to lighten pigmentation.

Among the questions asked most often about women's health and appearance are changes in colour and darkening in the genital area — the vulva and the skin around it. Many women see this as a cosmetic concern, but darkening of the skin here is what medicine calls hyperpigmentation, and it usually develops for entirely natural or environmental reasons.

Why the area darkens

The colour of the skin here depends on the density of melanin, the pigment that gives skin its colour. A number of internal and external factors increase melanin production in the area and cause darkening. The most common are:

• Friction and clothing. Tight clothes, synthetic fabrics and the constant use of G-string underwear cause chronic irritation. To protect the skin against that friction, the body increases melanin production and the area gradually darkens.
• Hair removal methods. Waxing, shaving, depilatory creams and incorrectly performed laser hair removal create heat and trauma in the skin, setting the stage for darkening (post-inflammatory hyperpigmentation).
• Hormonal change. Pregnancy, breastfeeding, the menopause and hormonal imbalances such as polycystic ovary syndrome are among the most important physiological factors. Use of the contraceptive pill can have a similar effect.
• Insulin resistance and weight. A condition called acanthosis nigricans, which develops with obesity and insulin resistance, can show itself as a velvety darkening and thickening, particularly in the folds of the groin and genital area.
• Age and genetics. Changes in the structure of the skin with age, and having naturally darker skin with a higher melanin content, both increase darkening in this area.

What can be done

With today's medical aesthetic and laser technologies, lightening the pigmentation of the genital area can be carried out safely in a clinic setting. The method is chosen according to the person's skin and to the factor causing the darkening.

• Laser. One of the most frequently chosen methods, usually using fractional carbon dioxide (CO2) and Q-switched laser devices, which deliver energy to pinpoint areas. The laser gently removes the darker cells in the upper layer of the skin (the epidermis). Because local anaesthetic cream is applied beforehand, most people tolerate the procedure well. Depending on the skin, an average of 1-3 sessions is generally planned, and each session is short.
• Chemical peel. Specially formulated acid solutions — lactic acid, trichloroacetic acid (TCA), mandelic acid and others — are applied to the surface of the skin. They gently remove the uppermost dead and darker layer, supporting the emergence of fresher, lighter skin beneath. Which agent suits your skin type is decided by your doctor.
• Mesotherapy and supporting treatments. Alongside laser or peeling, mesotherapy — injecting lightening vitamins and serums such as vitamin C and glutathione beneath the skin with fine needles — can be used to support renewal and hydration of the skin.

Recovery

Lightening with laser or peeling does not restrict daily life; you can return to your normal day immediately afterwards. In the first few days, mild redness, some darkening and then flaking of the treated area are expected and natural. During healing your doctor will advise keeping the area moisturised, avoiding tight clothing and a short period without sex.