Plant Extracts

Salicin

INCI: Willow Bark

Reviewed by Emma · Last updated 18 Aug 2026

Also known as: Salicylic Acid, Acetylsalicylic Acid

Salicin is the active medicinal component from willow bark

What Is Salicin?

Salicin is the active medicinal component from willow bark. When ingested, it is metabolized by the body into salicylic acid.

It is considered a precursor to salicylic acid and the main component in aspirin, acetylsalicylic acid.

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