Hyperpigmentation refers to any area of skin that's darker than the surrounding tissue due to excess melanin production, but it comes in several distinct types — sun spots, melasma, and post-inflammatory hyperpigmentation among the most common — each with a different underlying cause and a different best-fit treatment approach.
Sun spots (solar lentigines)
Sun spots develop from cumulative UV exposure over years, appearing as flat, well-defined brown spots, typically on areas that receive the most sun exposure: the face, hands, chest, and shoulders. Because they reflect straightforward, localized sun damage rather than an ongoing hormonal trigger, sun spots tend to respond well and predictably to treatments like BBL, targeted laser treatment, and topical brightening agents.
Melasma
Melasma is driven by a combination of UV exposure, heat, and hormonal activity, and tends to appear as larger, more diffuse patches, often symmetrically on both sides of the face. Unlike sun spots, melasma is chronic and prone to recurrence, requiring an ongoing management approach centered on rigorous sun protection alongside carefully selected topical and in-office treatments, since overly aggressive treatment can actually worsen it.
Post-inflammatory hyperpigmentation (PIH)
PIH develops after the skin experiences inflammation or injury, most commonly from acne, but also from cuts, burns, or aggressive skincare treatments. It tends to fade on its own over time as the skin heals, though this can take months, and it generally responds well to topical brightening ingredients and gentle exfoliation, along with treating the underlying cause (like acne) to prevent new marks from forming.
What are the common treatment approaches across types?
- Diligent sun protection, the single most important factor for every type of hyperpigmentation, since UV exposure both causes and worsens all of them.
- Topical brightening ingredients, including vitamin C, niacinamide, azelaic acid, tranexamic acid, and hydroquinone, chosen and combined based on the specific type of pigmentation.
- Chemical peels, particularly effective for sun spots and PIH, used more cautiously for melasma.
- Laser and light-based treatments, like BBL for sun spots, with more conservative, melasma-specific protocols required for that particular type.
Why identifying the type matters so much?
Because melasma responds differently — and can worsen with treatments that work well for sun spots — misidentifying the type of pigmentation you're dealing with can lead to wasted time, money, and in melasma's case, potentially worsened pigmentation. An accurate diagnosis is the foundation of an effective treatment plan, not a formality.
How do you set realistic expectations?
Sun spots and PIH generally show the most complete, predictable improvement with the right treatment. Melasma tends to improve significantly but requires ongoing maintenance to stay controlled, since its underlying tendency toward pigment overproduction doesn't fully disappear even with successful treatment.
How do you get an accurate assessment?
If you're dealing with dark spots or patches and aren't sure what type you're looking at, a consultation is the right first step — an accurate diagnosis is what makes the rest of the treatment plan actually work.