Other
CINNAMYL ISOBUTYRATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A fragrance ester of cinnamyl alcohol and isobutyric acid, recognized as a potential contact allergen in the EU.
Cinnamyl isobutyrate is a fragrance compound derived from cinnamyl alcohol and isobutyric acid. It appears in the EU's list of known fragrance allergens (Annex III) and requires declaration when present above 0.001% in leave-on or 0.01% in rinse-off products. Skin sensitization is the primary concern, though the compound is not severely restricted.
Skin benefits
- Provides fragrance function in cosmetic formulations
Known concerns
- Known fragrance allergen — requires mandatory labeling
- Potential contact sensitization in sensitive individuals
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related others
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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.