HC BLUE NO. 13
Other
Moderate
About HC BLUE NO. 13
A synthetic hair dyeing agent used to achieve blue tones in oxidative hair color formulations, subject to strict EU usage limits.
Detailed Analysis
HC Blue No. 13 is a synthetic hair dye from the nitroaniline/aminophenol class used to impart blue coloration in oxidative hair dyeing formulations. Hair dyes in the EU are subject to strict regulatory controls under Annexes III and IV, with specific purity requirements and concentration limits for oxidative dye intermediates. Some regulatory flags in EU CosIng database require verification of the specific restriction applicability.
What It Does
Skin Benefits
- ✓ hair dyeing capability
Known Concerns
- ⚠ potential for skin sensitization as a hair dye intermediate
- ⚠ strict EU regulatory controls for hair dyes
- ⚠ requires proper mixing instructions
Safety Score
Moderate
Based on EU regulatory data, published safety research, and ingredient function analysis.
References
EU CosIng Database
European Commission cosmetic ingredient registry
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