UV Filter
DIMETHYL PABA ETHYL CETEARYLDIMONIUM TOSYLATE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A quaternary-ammonium PABA-derivative UV absorber for hair products. PABA-class sensitiser concerns and quat irritation potential put it in the use-with-awareness band; modern formulators usually pick alternatives.
Function
Skin benefits
- Substantive UV absorption on hair
- Conditioning quat character
- Stable in leave-on formats
Known concerns
- PABA derivative — known sensitiser class
- Quaternary ammonium — eye/mucosal irritation potential
- Limited modern safety dossier; PABA largely phased out of skincare
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.