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Surfactant

C12-14 SEC-PARETH-3

CAS 68131-40-8 (generic); 84133-50-6 (generic) Updated
76

Safety score · 0–100

Fine

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

About

A secondary C12-14 fatty-alcohol ethoxylate with 3 EO units. Used as a non-ionic emulsifier and cleansing surfactant; the secondary-alcohol structure gives a slightly different feel from primary-alcohol pareths but a similar safety profile.

Function

SURFACTANT - EMULSIFYINGEMULSION STABILISINGSURFACTANT - CLEANSING

Skin benefits

  • Effective oil-and-water emulsifier
  • Compatible with broad surfactant systems
  • Useful in both rinse-off and leave-on products

Known concerns

  • Low-EO grade can mildly defat skin
  • Ethoxylated material — controlled-purity grade required
  • Pareth nomenclature being phased out in favour of ALKETH

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related surfactants

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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.