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Surfactant

OLETH-3 CARBOXYLIC ACID

CAS 57635-48-0
73

Safety score · 0–100

Fine

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

An oleyl alcohol ether carboxylic acid with only 3 EO — moderately effective surfactant with reduced mildness margin compared to longer-EO oleths. Standard ethoxylate dioxane caveat applies.

Function

CLEANSINGSURFACTANT - CLEANSING

Skin benefits

  • Oleyl-based surfactant
  • Effective at low use levels
  • Useful in oil-cleansing systems

Known concerns

  • Short 3-EO chain limits mildness
  • Possible trace 1,4-dioxane from ethoxylation
  • Some oleyl ethoxylates can be skin irritants at high %

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.