Science
Mechanism of Action
This ingredient functions as a branched silicone surfactant that reduces surface tension between oil and water phases, allowing for the creation of sophisticated W/Si emulsions. On the skin, it forms an invisible, non-occlusive barrier that prevents trans-epidermal water loss (TEWL) while simultaneously improving skin lubricity and reducing the perceived greasiness of lipid-heavy formulations.
Research
Clinical Evidence
Medium confidence3%
Transparency
Dusting Analysis
As a functional emulsifier and texture modifier, it is typically used at levels necessary to maintain formula stability (often 1-5%) rather than at 'label claim' concentrations. It is rarely included in formulas solely for marketing purposes.
The Formula
Formulation
Stability
Highly stable in branched silicone systems; excellent compatibility with various silicone fluids. Ideal for stabilizing high water-content emulsions without requiring PEG-based surfactants.
Synergies
- Cyclopentasiloxane
- Dimethicone
- Mineral UV filters (Zinc Oxide/Titanium Dioxide)
Conflicts
- High concentrations of highly polar oils
Safety
Safety Profile
Due to its high molecular weight, this ingredient does not penetrate the skin barrier, making it exceptionally safe for topical use. CIR paneling classifies it as non-sensitizing and a minimal irritant.
Your Skin
Skin Compatibility
Our Assessment
Verdict
An essential ingredient for modern, high-precision textures that require superior stability and a non-greasy, protective skin feel.
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