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Colorant

LAWSONIA INERMIS FLOWER EXTRACT

Updated
50

Safety score · 0–100

Moderate

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

About

Henna flower extract (Lawsonia inermis) — provides aromatic compounds and pigments, but lawsone-related sensitization and adulteration with PPD in some preparations earn this an orange caution.

Function

HAIR CONDITIONINGHAIR DYEING

Skin benefits

  • Henna flower source of aromatic compounds and pigments
  • Traditional cosmetic heritage
  • Mild antioxidant phenolics

Known concerns

  • Lawsone is a documented sensitizer and EU restricted
  • Henna preparations cause significant contact-allergy cases
  • Black-henna PPD adulteration history is a real-world safety issue

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.