Why Gums Turn Dark or Black and How Laser Depigmentation Helps

Neo Smile Dental Clinic · Gurugram · Updated 2026-10-19

Many patients visiting our clinic in Sector 9A ask the same question: why do my gums look dark or patchy instead of a healthy pink? Dark or black gums are common and usually harmless, but they can affect confidence when smiling. Understanding the cause helps decide whether treatment is needed and what kind of result to expect.

What Causes Dark or Black Gums

Gum colour depends mainly on the amount of melanin, a natural pigment, produced by cells in the gum tissue. Several factors influence how much melanin shows up and how evenly it is spread.

Melanin Pigmentation

This is the most common and completely natural cause. People with darker skin tones often have more melanin in their gums, leading to brown, grey, or black patches. This type of pigmentation is genetic and present from a young age, usually appearing in a symmetrical pattern on the front gums.

Smoking and Tobacco Use

Smoker's melanosis is a well-recognised condition where chemicals in tobacco smoke stimulate melanin-producing cells in the gums. The longer and heavier the smoking habit, the darker and more widespread the pigmentation tends to be. This is one of the few causes that can be partly prevented by quitting tobacco.

Medications and Medical Conditions

Certain medicines, including some antimalarial drugs, antibiotics like minocycline, and hormonal treatments, can cause gum darkening as a side effect. Rare conditions such as Addison's disease or Peutz-Jeghers syndrome may also show up as dark spots on the gums. If pigmentation appears suddenly along with other symptoms like fatigue or weight change, a medical check-up is recommended.

Other Contributing Factors

• Metal fillings or crowns placed close to the gum line, which can leave a grey tinge
• Poor oral hygiene leading to chronic gum inflammation and dark discolouration
• Heavy metal exposure in rare occupational cases

How Laser Gum Depigmentation Works

Laser gum depigmentation is a simple, in-office cosmetic procedure that removes the top layer of pigmented gum tissue, allowing fresh pink tissue to form underneath. It is one of the most predictable ways to restore an even gum tone.

1. The gums are numbed with local anaesthesia for comfort
2. A dental laser gently removes the pigmented layer of gum tissue
3. The treated area is left to heal naturally, usually within one to two weeks
4. New gum tissue grows back with little to no melanin, giving a natural pink appearance

Lasers are preferred over older scalpel-based methods because they cause less bleeding, require no stitches in most cases, and lead to a faster, more comfortable recovery.

What to Expect After Treatment

Mild sensitivity or a whitish coating over the treated gums is normal for the first few days and is part of healing, not a cause for worry. Most patients return to normal eating and brushing within a week. Our dentists will guide you on soft foods, gentle brushing, and follow-up visits to ensure smooth healing.

Cost of Laser Gum Depigmentation in Gurugram

The typical range for laser gum depigmentation in Gurugram depends on the extent of pigmentation, the number of sessions needed, and the technology used. Costs can vary based on individual assessment, so an in-person consultation gives the most accurate estimate for your case.

Is Laser Depigmentation Right for You

If dark gums bother you when you smile, laser depigmentation is a safe and effective option for most healthy adults. A dental check-up first helps confirm the cause of pigmentation and rules out any underlying issue needing separate treatment. Patients in Gurugram looking for a brighter, more even smile can visit our Sector 9A clinic for an assessment and a personalised treatment plan.

Treatment costs mentioned on this page are indicative ranges for the Gurugram region. Your exact cost depends on your case and will be confirmed after a clinical examination at the clinic.