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HC ORANGE NO. 5

CAS 97404-13-2
55

Safety score · 0–100

Moderate

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

About

Hc Orange No. 5 is a cosmetic ingredient used in product formulations. Exercise caution due to limited available safety data.

HC Orange No. 5 is an HC dye (hair cosmetic) colorant listed in EU Annex III with specific restrictions on purity and concentration. It is not approved for use in eyelash or eyebrow products. Reported contact dermatitis cases indicate skin sensitisation potential, particularly in individuals with known azo-dye allergies. The nitroaniline structural moiety contributes to its allergic contact dermatitis risk.

Known concerns

  • Skin sensitisation potential in azo-dye sensitive individuals
  • Not approved for use around eyes (eyelash/eyebrow)

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.