ACETYL HEXAMETHYL TETRALIN
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A synthetic nitro-musk fragrance compound used to impart warm, powdery scents. Classified as an allergenic fragrance by SCCS and subject to EU concentration limits in leave-on products.
Acetyl Hexamethyl Tetralin (AHT) is a tricyclic aromatic compound that functions as a synthetic musks fragrance ingredient. In the EU, it is listed under Annex III (substance subject to restriction), with specific limits on maximum permitted concentration in cosmetic products, particularly for leave-on applications such as body lotions and deodorants.
Skin benefits
- Provides long-lasting fragrance to cosmetic formulations
Known concerns
- Classified as a fragrance allergen requiring labeling in the EU
- SCCNFP has flagged it for potential sensitisation at higher concentrations
- Subject to EU Annex III restriction limits
References
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.