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Surfactant

POTASSIUM C12-13 ALKYL PHOSPHATE

80

Safety score · 0–100

Good

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

A potassium salt of a C12-13 alkyl phosphate ester — a gentle anionic surfactant favored in low-pH facial cleansers. Considered safe at typical use levels with only routine skin-defatting caveats.

Function

SURFACTANT - CLEANSING

Skin benefits

  • Mild anionic surfactant for cleansing
  • Good foam in low-pH systems
  • Compatible with sensitive-skin cleansers
  • Biodegradable backbone

Known concerns

  • Possible mild irritation at high %
  • Phosphate environmental load
  • Standard surfactant defatting at high concentration

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.