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Functional conjugate

N-HYALURONOYL 5-HYDROXYDOPAMINE

60

Safety score · 0–100

Fine

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

A hyaluronic acid conjugate carrying a hydroxydopamine moiety to combine hydration with antioxidant activity. The catechol payload raises oxidation and sensitization concerns, and cosmetic safety data is limited.

Skin benefits

  • Combines hyaluronic acid hydration with antioxidant catechol moiety
  • Potential to deliver antioxidant payload to skin
  • Hyaluronic acid backbone is well tolerated
  • May provide moisture and free radical scavenging

Known concerns

  • 5-hydroxydopamine is a known neurotoxin in research settings
  • Catechol moiety can oxidize and form quinones
  • Sensitization risk from oxidation products
  • Limited published cosmetic safety data

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.