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Colorant

HC RED NO. 17

CAS 1449471-67-3 Updated
45

Safety score · 0–100

Moderate

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

About

A "HC" (hair-colour) direct dye that gives red tones without an oxidising developer. Like other HC dyes it is regulated, can sensitise some users, and must not contact eyes.

Function

HAIR DYEING

Skin benefits

  • Direct (non-oxidative) red hair dye
  • Used at low concentrations
  • Allows hair colour without ammonia/peroxide system

Known concerns

  • Aromatic nitro/amine dyes carry sensitisation potential
  • Restricted/regulated as hair dye ingredient
  • Avoid eye-area contact
  • Limited long-term safety data on newer HC dyes

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.