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Brightening

Salicylic Acid (BHA)

guide-identify-needs
SoothingSebum / AcneMoisturizingBrighteningExfoliation / Pores
INCI: Salicylic Acid
In short · TL;DR
Category
Brightening
Effect
Lipophilic BHA, cleanses pores, cares for dead skin cells, refines texture
Concentration
Japan cosmetics: 0.2% max (Cosmetic Standards). Overseas OTC/peels: 0.5-2% (pH 3-4)
Effect
Lipophilic BHA, cleanses pores, cares for dead skin cells, refines texture
Mechanism
Penetrates sebum glands → dissolves comedonal lipids → anti-inflammatory
Typical concentration
Japan cosmetics: 0.2% max (Cosmetic Standards). Overseas OTC/peels: 0.5-2% (pH 3-4)
Onset
4 weeks for pores/texture improvement
Cautions
In Japan cosmetics, capped at 0.2% (Cosmetic Standards). Avoid high concentrations during pregnancy
Evidence & references
Kligman et al., J. Am. Acad. Dermatol. 1998
Journal

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This page is reference information and does not guarantee efficacy. Figures vary by test conditions (in vitro / manufacturer / concentration). It does not indicate pharmaceutical efficacy.
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