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Colorant

LAWSONIA INERMIS FLOWER/FRUIT/LEAF EXTRACT

CAS 84988-66-9
55

Safety score · 0–100

Moderate

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

Whole-plant henna extract — a traditional natural dye dominated by lawsone. Known sensitizer with EU restrictions; adulterated forms (black henna) cause severe reactions.

Function

HAIR DYEINGFRAGRANCE

Skin benefits

  • Natural lawsone color
  • Mild astringent feel
  • Long-standing traditional use

Known concerns

  • Reactive lawsone is restricted in EU
  • Allergic contact dermatitis is well documented
  • Adulterated black henna with PPD is a serious sensitizer

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.