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Surfactant

DINONOXYNOL-9 CITRATE

35

Safety score · 0–100

Caution

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

A nonylphenol ethoxylate surfactant. Effective at cleansing but its breakdown products are endocrine disruptors and toxic to aquatic life — restricted in the EU and increasingly avoided in modern cosmetic chemistry.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Cleansing surfactant action
  • Emulsification

Known concerns

  • Nonylphenol metabolites are endocrine disruptors
  • EU restriction on nonylphenol ethoxylates
  • Persistent aquatic toxicity

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.