Surfactant
POTASSIUM LAURETH-5 CARBOXYLATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A potassium salt of a 5-EO laureth ether-carboxylate — cleanses skin gently while foaming well. Considered milder than sulfate surfactants; standard caveat about purified-grade material to avoid trace 1,4-dioxane applies.
Function
Skin benefits
- Mild ether-carboxylate cleansing
- Better tolerated than sulfate surfactants
- Good foaming in hard water
Known concerns
- Ethoxylation requires purification to remove trace 1,4-dioxane
- Mild eye irritation possible at high levels
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, so always read the physical product label and consult a healthcare professional for personal concerns.