Acids & Exfoliants

Acids & Exfoliants: AHAs, BHAs, PHAs, LHA, Trichloroacetic Acid.

Salicylic acid benefits skin BHA serum clinical skincare

Salicylic Acid (BHA), Explained: Pores, Breakout Appearance and the Barrier Cost of Overuse

The Clinical Hook Salicylic acid is the rare skincare ingredient that does exactly what its reputation promises — and exactly what its warnings promise. A beta hydroxy acid that dissolves in oil rather than water, it travels into the pore instead of working only on the surface, which is why it has become the default

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Azelaic acid benefits skin serum clinical skincare

Azelaic Acid, Explained: Pigment Appearance, Breakout Appearance and Tolerance in One Molecule

The Clinical Hook Most skincare acids ask you to choose: brightening or breakout care, potency or tolerance. Azelaic acid refuses the trade-off, and that is why it keeps appearing in routines built for skin that is both uneven-toned and reactive. The azelaic acid benefits skin in three directions at once — it addresses the appearance

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