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OLETH-40

CAS 9004-98-2
90

Safety score · 0–100

Excellent

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

A water-soluble ethoxylated oleyl alcohol surfactant commonly used as an emulsifier and cleansing agent in personal care products, with minimal irritation potential at use concentrations.

Poly(oxy-1,2-ethanediyl), α-9-(Z)-octadecenyl-ω-hydroxy with an average of 40 mol EO. Functions as a nonionic surfactant, emulsifier, and solubilizer. The higher EO content reduces oiliness and enhances water solubility. No EU regulatory restrictions; listed in CosIng without Annex II or III entries under Regulation (EC) No 1223/2009.

Skin benefits

  • Effective emulsifier for diverse cosmetic textures
  • Mild cleansing properties

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.