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Surfactant

LAURETH-4 CARBOXYLIC ACID

CAS 27306-90-7
68

Safety score · 0–100

Fine

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

A mild ether-carboxylate surfactant used in gentle cleansers. Generally well tolerated but ethoxylation means trace 1,4-dioxane is possible without purification.

Function

SURFACTANT - CLEANSING

Skin benefits

  • Mild anionic surfactant
  • Effective cleanser at low concentrations
  • Compatible with sensitive skin formulas

Known concerns

  • Ethoxylated; possible residual 1,4-dioxane
  • Mild eye/skin irritation potential

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.