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BASIC RED 1

CAS 989-38-8
35

Safety score · 0–100

Caution

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

About

A cationic xanthene dye used in semi-permanent hair colorants, restricted in the EU with recognized mutagenicity concerns.

Basic Red 1 (also known as CI 45160) is a cationic xanthene dye historically used in semi-permanent hair dyes. The EU has reviewed its safety and assigned a pubchem_safety_score of 35, reflecting concerns around mutagenicity and photosensitization. It is not listed in the allowed Annexes for cosmetic use, effectively restricting it from the EU market. Any cosmetic use would require explicit safety demonstration.

Known concerns

  • EU safety score 35 — mutagenicity concerns
  • Photosensitizing potential
  • Not authorized in EU cosmetic Annexes

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.