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Aromatic / antimicrobial

THYMOL ACETATE

CAS 528-79-0
60

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

Thymol acetate is an ester of the antimicrobial phenol thymol, used for fragrance and oral care benefits. It is gentler than thymol itself but still carries sensitization and irritation potential.

Skin benefits

  • Acetylated thymol with milder odor than free thymol
  • Aromatic ingredient for fragrance and oral care
  • Mild antimicrobial potential via hydrolysis to thymol
  • More stable than free phenol

Known concerns

  • Hydrolysis releases thymol, a regulated fragrance ingredient
  • Skin sensitization possible
  • Limited dedicated cosmetic safety data
  • Phenolic class can irritate mucous membranes

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.