Fragrance ester
P-CRESYL ISOBUTYRATE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A para-cresol isobutyrate ester used as a fragrance component. It is restricted by IFRA because hydrolysis can release p-cresol, raising irritation and sensitisation concerns.
Skin benefits
- Used as a fragrance and flavour ingredient at low percentages
- Pleasant floral-fruity odour profile permitted in IFRA framework
Known concerns
- Hydrolyses to p-cresol, a known skin and eye irritant
- Suspected weak skin sensitiser based on phenolic structure-activity
- Restricted use levels under IFRA for leave-on cosmetics
- Possible irritation on damaged or compromised skin
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related fragrance esters
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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.