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Hair Dye

INDIGOFERA TINCTORIA LEAF EXTRACT

CAS 84775-63-3 Updated
70

Safety score · 0–100

Fine

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

About

Indigo plant extract — natural blue/black hair dye traditionally combined with henna. SCCS-reviewed; safe under specified conditions, with rare allergy.

Function

SKIN CONDITIONING

Skin benefits

  • Natural blue/black hair colorant
  • Long traditional henna-blend use
  • Plant-derived colorant

Known concerns

  • Possible contact allergy in sensitive users
  • Variable extract purity
  • Skin sensitisation case reports

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.