Revix Clinic | Melasma vs Sunspots vs PIH: How to Tell What Type of Pigmentation You Have

Melasma vs Sunspots vs PIH: How to Tell What Type of Pigmentation You Have

Brown Patches on Your Face? Why Identifying the Right Type of Pigmentation Determines Whether Treatment Works

Medically reviewed by Dr Jeff Khoo, Medical Director, Revix Clinic

Quick answer: The three most common facial pigmentation types in Malaysia are melasma (symmetrical brown-grey patches on cheeks, forehead, upper lip — hormonally driven), sunspots or solar lentigines (small, well-defined dark spots on sun-exposed areas — UV-driven), and post-inflammatory hyperpigmentation (PIH) (marks left after acne, injury, or aggressive treatment — inflammation-driven). The distinction matters because treatment that works for sunspots can make melasma dramatically worse. Misdiagnosed pigmentation is one of the most common reasons treatment fails or backfires in Malaysian skin.


You look in the mirror and see brown patches or spots that were not there five years ago. A friend says laser fixed hers in one session. A beautician offers a whitening facial package. An online seller promises a cream that removes everything.

Stop. Before any treatment, you need to know WHICH pigmentation you have — because the wrong treatment for the wrong type does not just fail. It can make things permanently worse.

How Do I Know If I Have Melasma?

Melasma typically appears as symmetrical patches — matching areas on both cheeks, the forehead, upper lip, or jawline. The colour ranges from light brown to grey-brown, with soft, blurry borders rather than sharp edges.

Key identifying features:

  • Appears or worsens with hormonal events: pregnancy, starting contraception, perimenopause
  • Darkens with sun AND heat exposure — even a hot kitchen can trigger it
  • Fluctuates: darker some months, lighter others, often tracking stress and hormones
  • Most common in women aged 25–50 with medium to tan skin tones — exactly the Malaysian demographic

Melasma is the pigmentation type most connected to internal health. Hormones, insulin resistance, and inflammation all feed it — which is why it recurs after treatment that only targets the pigment.

How Do I Know If I Have Sunspots?

Sunspots (solar lentigines, sometimes called age spots) are small, well-defined, flat brown spots with sharp borders. They appear on the areas that get the most cumulative sun: cheekbones, temples, nose bridge, and the backs of hands.

Key identifying features:

  • Individual spots, not patches — each one looks like a small brown coin or dot
  • Stable: they do not fluctuate month to month the way melasma does
  • Increase gradually with age and total lifetime sun exposure
  • Not symmetrical — they appear wherever the sun hit most

Sunspots are the most treatment-responsive pigmentation: they typically clear well with appropriate laser because there is no internal driver regenerating them — only future sun exposure creates new ones.

How Do I Know If I Have PIH?

Post-inflammatory hyperpigmentation is the mark left behind after skin inflammation: an acne breakout, a mosquito bite scratched raw, a burn, or an aggressive facial or laser treatment.

Key identifying features:

  • Follows the map of previous inflammation — where your acne or injury was, the mark now is
  • Flat brown, red-brown, or grey marks (not raised — raised marks are scars)
  • Common alongside active acne in Malaysian skin
  • Fades slowly on its own over months, but new inflammation creates new marks

PIH management is two jobs: fading the existing marks AND stopping the inflammation that creates new ones. Treating PIH while acne is still active is like mopping the floor with the tap running.

Why Does the Difference Matter So Much?

Because the treatments conflict. The intense laser settings that clear sunspots efficiently can trigger melasma to rebound darker — heat and inflammation are melasma triggers. Whitening facials and scrubs that seem harmless create friction and inflammation that worsen both melasma and PIH. And no external treatment resolves melasma long-term if the internal drivers remain unassessed.

Because many people have more than one type. It is common for a Malaysian woman in her 40s to have melasma on the cheeks, sunspots on the temples, and PIH from old acne along the jaw — three conditions needing three different strategies on one face. This is why accurate diagnosis by a doctor experienced with Malaysian skin comes before any treatment plan.

Get an Accurate Pigmentation Diagnosis

At Revix Clinic, every pigmentation consultation starts with doctor-led diagnosis — identifying exactly which pigmentation types you have, then assessing whether internal drivers (hormones, metabolism, inflammation, recovery) are feeding them through our 4 Drivers of Health framework.

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FAQs About Types of Pigmentation

How can I tell if my pigmentation is melasma?

Melasma appears as symmetrical brown-grey patches with soft borders on the cheeks, forehead, or upper lip. It fluctuates with hormones, stress, sun, and heat. If your pigmentation matches on both sides of your face and changes intensity over months, melasma is likely.

What is the difference between melasma and sunspots?

Melasma forms symmetrical patches with blurry borders and is hormonally driven; sunspots are small individual spots with sharp borders caused by cumulative UV. Sunspots respond well to laser; melasma requires a combined internal and external approach.

Can I have melasma and PIH at the same time?

Yes, very commonly — especially in Malaysian skin. Each requires a different strategy, which is why accurate diagnosis before treatment matters.

Will laser make my pigmentation worse?

It can, if the pigmentation is melasma and the settings are aggressive. Heat and inflammation trigger melanocytes in melasma-prone skin. Conservative, correctly diagnosed treatment avoids this.

Which pigmentation type needs blood tests or internal assessment?

Melasma. Because it is driven by hormones, metabolism, and inflammation, assessing internal health identifies why it keeps recurring. Sunspots and most PIH do not require internal assessment.