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Surfactant

LAURETH-4

CAS 5274-68-0 / 9002-92-0 / 68439-50-9
55

Safety score · 0–100

Moderate

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

A short-chain ethoxylated lauryl alcohol — a nonionic surfactant and emulsifier. Functional and common, but ethoxylation means trace 1,4-dioxane is possible unless purified; default down.

Function

ANTISTATICSURFACTANT - EMULSIFYINGFRAGRANCESURFACTANT - CLEANSING

Skin benefits

  • Effective nonionic emulsifier and surfactant
  • Solubilizes oils into water phases
  • Helps cleanse and foam

Known concerns

  • Ethoxylated; potential 1,4-dioxane contamination if not vacuum-stripped
  • Can be drying and irritating at high %
  • Eye irritation in leave-on at high levels

References

EU

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, so always read the physical product label and consult a healthcare professional for personal concerns.