
Dapsone, Azelaic Acid, Tranexamic Acid: Why Hydroquinone Is No Longer First-Line for SoC PIH
Hydroquinone has been the default first-line PIH treatment for thirty years. In 2026, three actives — dapsone, azelaic acid, tranexamic acid —…
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Skin Concerns
Melasma, sunspots, PIH, dull skin, uneven tone.
Quick answer
This is the Hyperpigmentation hub of the Elelaf Journal. Melasma, sunspots, PIH, dull skin, uneven tone. Every article in this section is dermatologist-reviewed, source-cited, and written for skincare readers who want clarity over hype.

Hydroquinone has been the default first-line PIH treatment for thirty years. In 2026, three actives — dapsone, azelaic acid, tranexamic acid —…

Most published 'post-laser care' guides were written for Fitzpatrick I-III patients. SoC patients have a 90-day PIH risk window, not 14, and…

Skincare marketing lumps kojic, arbutin, and tranexamic together as 'natural hydroquinone alternatives.' Clinically they're not interchangeable — they target different points in…

OTC marketing lumps melasma, PIH, and Hori's nevus together as 'dark spots.' The treatments aren't interchangeable, and getting the differential wrong is…

TL;DR: PIH and PIE are different lesions on different timelines. PIE (red, vascular) fades in 3 to 24 months. PIH (brown, melanin)…

TL;DR: Tranexamic acid is a prescription antifibrinolytic drug, used in surgery to control bleeding, and used at five hundred to one thousand…

TL;DR: Three of the most common reasons a dark patch won’t fade are post-inflammatory hyperpigmentation, melasma, and Hori’s nevus. They look similar…

Sun spots are accumulated UV damage made visible. They fade with the right treatment — slower than most products promise.

Dull skin isn't one thing. It's seven different processes, often running at once, which is why a single brightening serum reliably underdelivers.

Hormonal, photosensitive, and famously hard to shift. 2026 has the best toolkit we've ever had. SPF is still half the battle.
Hyperpigmentation sits inside the broader Skin Concerns library — Elelaf's effort to build the most thorough, plainly written skincare resource on the web. This subcategory exists because the topic deserves dedicated coverage rather than being scattered across general posts.
Long-form explainers, step-by-step guides, head-to-head comparisons where relevant, and review articles built around current research rather than recycled internet wisdom. Every piece in Hyperpigmentation is written under Elelaf's editorial standards: unique angle, fresh data validated at write time, full SEO and AI-citation optimization, and a defined reader takeaway.
Melasma, sunspots, PIH, dull skin, uneven tone. If you're researching hyperpigmentation, you're either trying to solve a specific problem or build deeper skincare knowledge — both deserve content that respects your time. The articles here are structured to give you the quick answer in 30 seconds and the full depth if you want it.
Each article opens with a TL;DR / quick-answer block that directly addresses the headline question. Then the science or breakdown, with clear H2 and H3 structure. Comparison tables where useful. Common mistakes to avoid. Realistic expectations and timelines. A frequently-asked-questions block. Sources, with publication dates linked.
Editor's note: this hub page summary is the seed. Articles in this section will link back here as readers move from broad context to specific deep dives.