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Surfactant

TRIDECETH-20

CAS 24938-91-8 (Generic) Updated
65

Safety score · 0–100

Fine

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

About

An ethoxylated tridecyl alcohol used to emulsify oils into water. Class is well-studied and tolerated; supplier purification removes 1,4-dioxane.

Function

CLEANSINGSURFACTANT - EMULSIFYING

Skin benefits

  • Non-ionic emulsifier and solubiliser
  • Mild on skin at use levels
  • Helps formulate clear lotions

Known concerns

  • Ethoxylate with possible 1,4-dioxane trace
  • Mild eye irritation possible
  • CIR-reviewed but with purification caveats

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.