Science
Mechanism of Action
As a cationic surfactant and quaternary ammonium salt, Laurtrimonium Chloride operates by neutralizing electrical charges on surfaces, thereby reducing static and enhancing manageability, particularly for hair. Its emulsifying action facilitates the stable dispersion of immiscible liquids like oil and water by modifying interfacial tension. Additionally, it functions as a preservative by inhibiting microbial growth, safeguarding cosmetic formulations from spoilage.
Research
Clinical Evidence
Medium confidence0.1%
Key findings
- 01 Approved as a preservative in cosmetic products by EU regulation at concentrations up to 0.1%, ensuring product stability and preventing microbial spoilage.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
As a quaternary ammonium salt, Laurtrimonium Chloride exhibits good stability in aqueous formulations. Analogous compounds are known to maintain stability across a broad pH range, typically between pH 3 and 9.
Conflicts
- Anionic surfactants (due to its cationic nature)
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) panel concludes that Laurtrimonium Chloride is safe for use when properly formulated to be non-irritating and within specified concentration limits. European Union regulations permit its use as a preservative up to 0.1% in finished cosmetic products. For non-preservative functions, higher concentrations may be utilized provided they do not induce irritation. The EPA has noted a moderate risk for human health based on industry data.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While Laurtrimonium Trichlorophenoxide lacks specific documented benefits or extensive data, its likely intended counterpart, Laurtrimonium Chloride, serves as an effective preservative, antistatic agent, and emulsifier, though its use requires careful formulation due to a medium irritancy risk and concentration restrictions.
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