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fragrance

Methyl 2-Octynoate

Watch if sensitive·Limited evidence

Methyl 2-octynoate is a violet-leaf fragrance ingredient included on the EU allergen disclosure list. Reported sensitization is uncommon and typically occurs at higher use concentrations than are found in most finished products.

Worth knowing

  • EU-labelled fragrance allergen
  • Known contact sensitizer for some
  • Restricted in the EU

EU named-label disclosure required above 0.001% leave-on / 0.01% rinse-off.

References

Cosmetic information for general education, not medical advice. A verdict is a reading of the published evidence, never a guarantee for your skin: any ingredient can irritate someone, so patch test new products and see a professional if you react. Concern is graded on cited evidence, never on hazard-score lists. See how we score.