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HYDROGENATED ETHYLBICYCLOHEPTANE GUAIACOL

58

Safety score · 0–100

Moderate

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

About

A synthetic fragrance ingredient derived from guaiacol with a coumarin-like scent profile requiring allergen labeling in the EU.

This ingredient is a condensation product of hydrogenated guaiacol (2-methoxyphenol) with ethylidene bicycloheptane, used as a fragrance ingredient in cosmetics. Guaiacol derivatives have been reviewed by IFRA and have some regulatory attention in the EU due to potential allergenicity. Must be declared as a fragrance allergen on EU product labels when above threshold concentrations.

Skin benefits

  • Fragrance function

Known concerns

  • Fragrance allergen potential (EU allergen labeling required)
  • Possible sensitization at high concentrations

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 — always read the physical product label and consult a healthcare professional for personal concerns.