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Hair dye colourant

HC RED NO. 15

CAS 90648-73-0
35

Safety score · 0–100

Caution

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

HC Red No. 15 is a synthetic nitro hair dye used to give red tones in oxidative and direct dye products. EU regulators restrict its use due to sensitization and genotoxicity concerns flagged by the SCCS.

Skin benefits

  • Provides intense red shade in semi-permanent and oxidative hair dyes
  • Offers an alternative to older aromatic amine dyes

Known concerns

  • Nitro-aromatic hair dye with skin sensitization potential
  • SCCS has reviewed several HC Red dyes for genotoxicity flags
  • Use restricted by EU Annex III with maximum concentrations and label warnings
  • Not appropriate for leave-on skincare; staining and irritation risk

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Same plant / compound family

60
HC RED NO. 1
Other
 55
HC RED NO. 10
Colorant
 44
HC RED NO. 11
Colorant
 35
HC RED NO. 13
Hair dye
 40
HC RED NO. 14
Other
 45
HC RED NO. 17
Colorant

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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.