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Ethoxylated diester quaternary conditioner

PEG-3 DISOYOYLAMIDOETHYLMONIUM METHOSULFATE

CAS 68605-27-6
60

Safety score · 0–100

Fine

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

A cationic conditioning agent built from soy-derived fatty acids and a short PEG chain. It deposits a soft, anti-static film on hair and is mainly used in conditioners and hair masks.

Skin benefits

  • Conditions hair with double fatty-acid chains
  • Reduces static and improves softness
  • Compatible with surfactant systems
  • Soy-derived fatty acids add lipid feel

Known concerns

  • PEG ethoxylation may leave 1,4-dioxane traces
  • Soy allergen for soy-sensitive users
  • Quaternary ammonium can irritate
  • Methosulfate counter-ion adds limited concern
  • Possible buildup on hair

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.