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Surfactant

POTASSIUM LAURETH-5 CARBOXYLATE

Updated
74

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

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

SURFACTANT - CLEANSING

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

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.