Restricted hair dye
3-NITRO-P-HYDROXYETHYLAMINOPHENOL
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A nitro hair dye that produces red-violet shades and is regulated in the EU with a maximum concentration in hair color. It is an irritant and potential allergen, so patch testing is strongly advised before each use.
Skin benefits
- SCCS-evaluated semi-permanent and oxidative hair dye colorant
- Permitted in EU hair dyes up to 3% after dilution with hydrogen peroxide
- Delivers stable red-violet shades in hair coloring
- Penetrates skin but is not significantly retained in the body
Known concerns
- GHS H315: causes skin irritation in over 95% of notifications
- GHS H317: may cause an allergic skin reaction (sensitizer)
- GHS H319: causes serious eye irritation
- GHS H411: toxic to aquatic life with long lasting effects
- Restricted to hair dye use only, not for leave-on skincare
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related restricted hair dyes
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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.