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Surfactant

SODIUM TRIDECETH-15 CARBOXYLATE

CAS 61757-59-3 / 68891-17-8
76

Safety score · 0–100

Fine

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

A tridecyl ether carboxylate with 15 ethoxylation units — the long EO chain plus carboxylate head group make it one of the milder anionic cleansers in this family, suited to gentler face and body washes.

Function

CLEANSINGSURFACTANT - CLEANSING

Skin benefits

  • Mild cleansing surfactant
  • Good foam stability
  • Lower irritation than sulfate counterparts

Known concerns

  • Possible 1,4-dioxane traces from ethoxylation
  • Limited public toxicology specific to 15-EO grade
  • Foam less dense than sulfates

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