Chemical Exfoliation
Everything on AHAs, BHAs and PHAs: how chemical exfoliants work, which acid suits your skin, and honest reviews of the most popular formulas.
Chemical exfoliation is one of the highest-impact steps in a modern routine, but it is also where people most often over-do it. This cluster explains how alpha, beta and polyhydroxy acids differ, how to choose between glycolic, lactic and salicylic acid for your skin type, and how often to exfoliate without compromising your barrier. From there, dig into hands-on reviews of the biggest names, from budget peels to luxury resurfacers, so you can match the right acid and strength to your goals and build exfoliation into your week safely.
Articles
Glycolic Acid vs Lactic Acid: Which AHA Should You Use?
Glycolic Acid vs Lactic Acid: A Direct Comparison Both are alpha hydroxy acids. Both exfoliate. But they behave differently on skin — and choosing the wrong one can lead to irritation or underwhelming results. Molecul
Best Chemical Exfoliants 2026: Top 4 AHAs and BHAs
The four best chemical exfoliants for 2026, covering BHA liquids, gentle AHA/BHA toners, strong peels, and clay, with safe exfoliation tips.
The Ordinary AHA 30% + BHA 2% Peeling Solution Review
The Ordinary AHA 30% + BHA 2% Peeling Solution is the viral $7 at-home chemical peel. We tested it for 8 weeks of weekly use against a $90 dermatologist peel.
Paula's Choice 2% BHA Liquid Exfoliant Review: The Salicylic Acid Gold Standard
The 2% BHA liquid that defined the modern salicylic exfoliant category — budget-friendly, reliably formulated, and effective for 80% of users.
Sunday Riley Good Genes Lactic Acid Treatment Review: Premium AHA, Tested
Sunday Riley's hero serum pairs 7% lactic acid with brightening botanicals — genuinely effective, genuinely overpriced for most buyers.
Drunk Elephant T.L.C. Sukari Babyfacial Review: The 25% AHA + 2% BHA Mask, Tested
A 25% AHA + 2% BHA leave-on mask that delivers professional-grade resurfacing — when the skin barrier can handle it.
AHA vs BHA vs PHA: Which Chemical Exfoliant Do You Actually Need?
AHA vs BHA vs PHA: know the difference between glycolic acid, salicylic acid, and PHA so you can pick the right chemical exfoliant for your skin concern.