Surfactant
SODIUM C12-18 ALKYL SULFATE
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
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
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 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.