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Colorant

MACROTOMIA EUCHROMA ROOT EXTRACT

Updated
45

Safety score · 0–100

Moderate

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

About

Zicao / shikonin-source root extract. Strong red colour from naphthoquinones with antimicrobial use; animal studies show vascular and reproductive concerns, so use with awareness.

Function

SKIN CONDITIONING

Skin benefits

  • Naphthoquinone pigments give wound-healing claims
  • Antimicrobial activity
  • Traditional Asian skin botanical
  • Natural red colorant

Known concerns

  • Shikonin/alkannin show vascular and reproductive effects in animal studies
  • Skin and fabric staining
  • Genotoxicity signals for shikonin in some assays
  • Not approved as a drug in EU/US/Japan

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.