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Skin Conditioning

COPTIS JAPONICA RHIZOME EXTRACT

CAS 223748-66-1 Updated
65

Safety score · 0–100

Fine

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

About

Japanese goldthread rhizome extract, rich in berberine alkaloids. Traditionally used for skin clarification; safety in cosmetics relies mostly on long-use history.

Function

ANTIMICROBIALSKIN CONDITIONING

Skin benefits

  • Source of berberine — antimicrobial and antioxidant alkaloid
  • Traditional East Asian skin botanical
  • Marketed for clarifying and anti-inflammatory effects

Known concerns

  • Berberine alkaloid content — bioactive at higher levels
  • Yellow color may stain
  • Limited modern cosmetic-specific safety data

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related skin conditionings

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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.