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Surfactant

SODIUM C12-18 ALKYL SULFATE

CAS 68955-19-1
52

Safety score · 0–100

Moderate

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

An anionic surfactant in the SLS family with a wider chain distribution (C12 to C18). Strong cleanser and foamer but also a known skin and eye irritant in leave-on or high-percent rinse-off.

Function

CLEANSINGSURFACTANT - EMULSIFYINGFOAMINGSURFACTANT - CLEANSING

Skin benefits

  • Effective foaming and cleansing
  • Removes oils and makeup
  • Stable across pH range
  • Cost-effective surfactant

Known concerns

  • Drying and stripping at high concentrations
  • Skin and eye irritation potential
  • Disrupts skin barrier with prolonged exposure
  • Less mild than C12-13 narrow-cut alternatives

References

EU

EU CosIng database

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

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Same plant / compound family

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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.