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C11-15 PARETH-3

CAS 173244-48-9
68

Safety score · 0–100

Fine

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

About

An ethoxylated fatty alcohol surfactant derived from C11-15 alcohols used in a variety of cosmetic formulations.

C11-15 Pareth-3 is the polyethylene glycol ether of a C11-15 alcohol mixture with an average of 3 ethylene oxide units. It functions as a nonionic surfactant and is used in cleansers, shampoos, and body washes for its foaming and emulsifying properties. It is not restricted under EU cosmetics regulation. The C11-15 alcohol chain length is within the range of fatty alcohols considered safe for cosmetic use.

Skin benefits

  • Surfactant
  • Emulsifying
  • Foam boosting

Known concerns

  • May contain trace 1,4-dioxane

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