Colorant
PIGMENT RED 4
Safety score · 0–100
Avoid
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A monoazo red pigment (CI 12085) banned under EU Annex II for hair dye products and restricted in mixtures because it can release a suspected carcinogen (4-chloro-2-nitroaniline). Strong avoidance signal.
Function
Skin benefits
- Bright red monoazo pigment with historic use in coatings and inks
- Limited residual use under heavy restrictions
Known concerns
- EU Annex II — banned in hair dye products and restricted at ≥0.1% in mixtures
- Cleaves to 4-chloro-2-nitroaniline, a Category 2 suspected carcinogen
- Aerosol propellant use banned
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related colorants
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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.