Science
Mechanism of Action
Functions as a targeted antagonist to the Aryl Hydrocarbon Receptor (AhR) in skin cells, effectively blocking pollutants like polycyclic aromatic hydrocarbons from initiating inflammatory cascades and oxidative stress. This receptor blockade prevents the overexpression of CYP1A1 enzymes that contribute to accelerated skin aging, while potentially activating TRPM8 channels for subtle cooling effects.
Research
Clinical Evidence
Medium confidence0.06%
Key findings
- 01 Demonstrated effective anti-pollution benefits through AhR antagonism, preventing pollutant-induced cellular damage
- 02 No primary skin irritation observed in human patch testing, establishing safety margin above regulatory limits
Transparency
Dusting Analysis
Regulatory restrictions limit concentrations to 0.06% maximum, making dusting unlikely as brands typically use the full allowable amount for efficacy
The Formula
Formulation
Stability
Maintains stability across standard cosmetic pH ranges but becomes vulnerable to hydrolysis below pH 3.0 due to carbonyl oxygen protonation. Volatile nature requires careful handling to prevent evaporation during manufacturing.
Synergies
- Other lipophilic antioxidants
- Anti-pollution actives
- Fragrance components
Conflicts
- Strong oxidizing agents
- Strong acids
- Strong bases
Safety
Safety Profile
European Commission and IFRA impose 0.06% limit for leave-on facial products due to Skin Sensitizer 1B classification. Higher concentrations may induce sensitization reactions.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A scientifically-backed anti-pollution ingredient with proven receptor-blocking mechanism, though limited by low maximum concentration and moderate sensitization potential.
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References
Sources