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Colorant

INDIGOFERA TINCTORIA LEAF

CAS 84775-63-3 Updated
72

Safety score · 0–100

Fine

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

About

Powdered indigo leaf used as a natural hair dye. SCCS confirms it's safe up to 25% in non-oxidative hair colouring; mild sensitisation risk and inhalation caution apply during use.

Function

HAIR DYEING

Skin benefits

  • Natural blue/black hair colour (alternative to oxidative dyes)
  • Non-genotoxic per SCCS evaluation
  • SCCS-approved up to 25% on-head

Known concerns

  • Weak skin sensitisation potential cannot be excluded
  • Restricted to non-oxidative hair colouring use
  • Powder form — inhalation caution during use

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.