Science
Mechanism of Action
Functions as a primary precursor in oxidative dyeing systems, requiring hydrogen peroxide activation to generate reactive intermediates that combine with coupler molecules like resorcinol to create large, stable chromophores within hair fibers
Research
Clinical Evidence
High confidence3%
Key findings
- 01 Demonstrated 3-year stability in hair coloring formulations with confirmed safety for topical application
- 02 Established effective concentration range for oxidative hair dye systems, with high-concentration products diluted before application
Transparency
Dusting Analysis
Specialized hair dye ingredient with established concentration limits and regulatory oversight, not typically subject to cosmetic dusting practices
The Formula
Formulation
Stability
Maintains stability for 36 months at 25°C in cream formulations; requires neutral to slightly alkaline conditions for optimal preservation, though functional use often occurs at pH 9-10
Synergies
- resorcinol
- m-aminophenol
- hydrogen peroxide
Conflicts
- strong oxidizing agents
- strong reducing agents
- nitrosating compounds
Safety
Safety Profile
Classified as coal tar hair dye requiring patch testing protocols and cautionary labeling due to potential for contact sensitization and skin irritation
Your Skin
Skin Compatibility
Our Assessment
Verdict
Effective hair dye ingredient with high sensitization potential and no established skincare benefits, unsuitable for precision skincare applications.
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