Science
Mechanism of Action
This ingredient functions by reducing the surface tension of liquids, allowing oil and water to mix effectively. Upon application, it is hypothesized that skin enzymes (glucoside hydrolases) break it down into natural glucose and fatty alcohols (C12-C18), which are then integrated into the skin barrier's metabolic processes.
Research
Clinical Evidence
High confidence5%
Key findings
- 01 Local Lymph Node Assay (LLNA) identified potential sensitization at 8.4% concentrations, though related C12-16 variants showed no sensitization in Buehler guinea pig trials at 20%.
- 02 Comprehensive toxicity reviews indicate that alkyl polyglucosides are generally non-irritating when formulated at concentrations below 30%.
Transparency
Dusting Analysis
As a functional surfactant and stabilizer, it is rarely 'dusted' for marketing claims; rather, it is used at functional levels (often 1-5% in leave-on products) to ensure formula stability and texture.
The Formula
Formulation
Stability
Exhibits superior colloidal stability and remains photostable. Unlike many surfactants, it does not form a cumbersome gel phase during dilution, facilitating easier manufacturing.
Synergies
- Fatty alcohols
- Other non-ionic surfactants
Conflicts
- Extremely low pH environments
- Strong oxidizing agents
Safety
Safety Profile
Safe for cosmetic use when formulated to minimize irritation. While historically cited up to 11%, modern leave-on industry standards typically cap active levels at 5% to ensure maximum skin tolerance.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A highly reliable and gentle multifunctional ingredient that excels at stabilizing sophisticated emulsions while respecting the skin barrier.
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References
Sources