Salicylic Acid USP

Salicylic Acid USP

INCI Name: Salicylic Acid USP
CAS Numbers: 69-72-7


The active extract of the bark, called salicin, after the Latin name for the white willow. It is derived from the metabolism of salicin. In addition to being an important active metabolite of aspirin (acetylsalicylic acid), which acts in part as a prodrug to salicylic acid, it is probably best known for its use in anti-acne treatments. salicylic acid is used as a food preservative and as bactericidal and antiseptic.


Used in a great number of cosmetic applications for acne and oily skin as a chemical exfoliant. It works as a keratolytic, bacteriocide and comedolytic agent. It is in many skin care products and dandruff shampoos.


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