At a Glance Adapalene is a third-generation synthetic retinoid that became available over-the-counter in the US at 0.1% concentration (Differin) in 2016 — a significant regulatory change that made one of the most clinically validated acne and anti-aging actives accessible without a…
In the full monograph
- What it is, and how it works
- What the evidence shows — randomized trials, observational data, animal studies, graded and cited
- Dose, form, and timing
- What to expect, and how soon
- Who should be careful, and what to check first
- The verdict
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