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Colorant

CI 73385

CAS 5462-29-3 Updated
50

Safety score · 0–100

Moderate

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

About

CI 73385 (Vat Violet 2) — a thioindigoid vat dye permitted only as a hair colorant under EU Annex IV. Mid-orange because skin, lip, and eye applications are prohibited and long-term data on vat dyes is limited.

Skin benefits

  • Provides stable violet coloration in regulated hair-dye use

Known concerns

  • Restricted to hair dye applications under EU Annex IV
  • Not permitted for skin, lip, or eye products
  • Limited long-term safety data on vat dye class

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.