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Surfactant

NONOXYNOL-10 CARBOXYLIC ACID

CAS 28212-44-4 (generic)/ 53610-02-9
55

Safety score · 0–100

Moderate

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

A nonylphenol-ethoxylate surfactant carboxylated for milder skin behaviour. Belongs to a chemical class flagged by EU REACH for endocrine and aquatic toxicity — generally being phased out of personal care.

Function

SURFACTANT - EMULSIFYING

Skin benefits

  • Cleans and emulsifies oils
  • Lower irritation than parent nonoxynol-10

Known concerns

  • Class endocrine disruptor (nonylphenol ethoxylates)
  • Aquatic toxicity and bioaccumulation
  • REACH Annex XVII restrictions on parent NPE class
  • Deprecated in major personal-care portfolios

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.