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HYDROXYETHYL IMIDAZOLIDINONE

CAS 3699-54-5
45

Safety score · 0–100

Moderate

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

About

HYDROXYETHYL IMIDAZOLIDINONE is a cosmetic ingredient used in product formulation. Exercise caution due to limited available safety data.

Hydroxyethyl Imidazolidinone is a five-membered heterocyclic urea derivative used as a film-forming and conditioning agent in hair care products. It is classified under GHS as H315 (skin irritant), H319 (eye irritant), and H335 (respiratory irritant). These hazard classifications indicate it is not inert and may cause irritation in leave-on skin applications.

Skin benefits

  • Film-forming properties help condition and protect skin barrier
  • Humectant behavior can improve skin hydration

Known concerns

  • GHS classified skin and eye irritant (H315, H319)
  • Respiratory irritant classification (H335)
  • Not recommended for use in products intended for sensitive skin

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 — always read the physical product label and consult a healthcare professional for personal concerns.