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Surfactant

C12-15 PARETH-9 PHOSPHATE

75

Safety score · 0–100

Fine

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

A more heavily ethoxylated cousin of C12-15 Pareth-6 phosphate — a stronger emulsifier and oil solubiliser for cleansers. Safe at cosmetic levels with standard purity controls.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Higher-ethoxylation emulsifier
  • Effective in cleansing systems
  • Solubilises oils and pigments

Known concerns

  • Possible 1,4-dioxane residues from ethoxylation
  • Mild eye irritation
  • Higher PEG content — purity matters

References

EU

EU CosIng database

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

Related surfactants

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AMMONIUM COCOYL ISETHIONATE
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C11-15 ALKETH-7 CARBOXYLIC ACID (FORMERLY C11-15 PARETH-7 CARBOXYLIC ACID)
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C12-13 ALKETH-2 PHOSPHATE (FORMERLY C12-13 PARETH-2 PHOSPHATE)
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C12-13 ALKETH-8 CARBOXYLIC ACID (FORMERLY C12-13 PARETH-8 CARBOXYLIC ACID)
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C12-15 ALKETH-12 CARBOXYLIC ACID
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C12-15 ALKETH-3 PHOSPHATE (FORMERLY C12-15 PARETH-3 PHOSPHATE)
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C12-15 ALKETH-8 CARBOXYLIC ACID (FORMERLY C12-15 PARETH-8 CARBOXYLIC ACID)
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Same plant / compound family

70
C12-15 PARETH-9
Surfactant
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C12-15 PARETH-9 HYDROGENATED TALLOWATE
Surfactant / ethoxylated fatty ester

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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.