Other
P-TERT-BUTYLPHENYLISOBUTANOL
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
P-Tert-Butylphenylisobutanol is a cosmetic ingredient used in product formulations. Its specific function may vary between products. Exercise caution due to limited available safety data.
This branched aromatic alcohol serves as a fragrance ingredient and is classified under EU CLP regulations with H361f (suspected reproductive toxicity) and H411/H412 (aquatic toxicity). The Cosmetics Regulation Annex III restricts certain fragrance allergens, and this ingredient's toxicological profile means it requires full disclosure under IFRA standards. Its use in leave-on products is particularly scrutinized.
Skin benefits
- Provides fragrance contribution to cosmetic products
Known concerns
- Reproductive toxicity concern (H361f)
- Skin sensitization (H317)
- Environmental hazard - toxic to aquatic life (H411)
- Eye irritation (H319)
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.