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Surfactant

SODIUM C13-15 ALKETH-8 BUTYL PHOSPHATE

68

Safety score · 0–100

Fine

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

A phosphate ester surfactant from ethoxylated C13-15 alcohols — used to clean and emulsify in cosmetic formulas. Generally well-tolerated, though ethoxylated PEG components carry a small 1,4-dioxane purity caveat.

Function

SURFACTANT - CLEANSING

Skin benefits

  • Effective surfactant for cleansing
  • Good emulsifying properties
  • Compatible with hard water

Known concerns

  • Potential 1,4-dioxane contamination from ethoxylation
  • Mild eye irritation in rinse-off concentrations
  • Limited public toxicology data

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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SODIUM C13-15 ALKETH-3 SULFATE
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SODIUM C13-15 ALKETH-8 PHOSPHATE (FORMERLY SODIUM C13-15 PARETH-8 PHOSPHATE)
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SODIUM C13-15 PARETH-3 SULFATE
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SODIUM C13-15 PARETH-8 BUTYL PHOSPHATE
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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.