Surfactant
C9-11 ALKETH-6 CARBOXYLIC ACID (FORMERLY C9-11 PARETH-6 CARBOXYLIC ACID)
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A short-alkyl-chain (C9-11) ether-carboxylate cleanser with 6 EO units. Effective mild surfactant; shorter chain raises a small additional irritation note.
Function
Skin benefits
- Mild ether-carboxylate cleanser
- Good co-surfactant in mild systems
Known concerns
- Shorter alkyl chain may be slightly more irritating
- Ethoxylated — possible 1,4-dioxane traces
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related surfactants
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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.