Science
Mechanism of Action
This ingredient operates as a cationic 'Gemini' surfactant. Its positively charged head group selectively targets and binds to the negatively charged cell membranes of pathogens, such as C. acnes, increasing membrane permeability to neutralize the microbe. Simultaneously, it deposits onto the skin to enhance the barrier's hydrophobic nature and overall conditioning.
Research
Clinical Evidence
High confidence0.5%
Key findings
- 01 Demonstrated significant antimicrobial action against skin pathogens by disrupting bacterial cell membranes at 0.1%–0.5%.
- 02 Identified a Minimum Inhibitory Concentration (MIC) of 0.05% against various Gram-positive bacterial strains.
Transparency
Dusting Analysis
With a proven Minimum Inhibitory Concentration (MIC) of 0.05%, inclusions below this level are typically insufficient to provide functional antimicrobial or preservative-boosting benefits, serving only for label claims.
The Formula
Formulation
Stability
Maintains peak stability in acidic to neutral environments; efficacy and structural integrity degrade in alkaline conditions exceeding pH 8.0.
Synergies
- Preservative systems
- Cationic surfactants
- Non-ionic emulsifiers
Conflicts
- Anionic surfactants (e.g., Sodium Lauryl Sulfate)
- Anionic thickeners (e.g., Xanthan Gum)
- High-HLB anionic emulsifiers
Safety
Safety Profile
Classified under the Amino Acid Alkyl Amides group; it is restricted in leave-on formulations at high concentrations to avoid potential mild ocular irritation.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A highly effective, amino-acid-based antimicrobial that provides targeted purification and conditioning, making it a superior choice for microbiome-conscious acne and scalp care.
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References
Sources