Science
Mechanism of Action
It acts as a molecular bridge between oil and water phases, significantly lowering interfacial tension to create stable, uniform emulsions. Upon application, it forms a clear, uniform film on the stratum corneum, which prevents trans-epidermal water loss (TEWL) and ensures that active ingredients like UV filters are distributed evenly across the skin surface.
Research
Clinical Evidence
High confidence1%
Key findings
- 01 Clinical evaluation demonstrates that at concentrations of 0.25-1.0%, it significantly boosts SPF efficacy by preventing the 'graininess' often found in mineral sunscreens and ensuring a continuous protective film.
- 02 Research indicates that at 0.5-1.5%, it serves as a critical structural agent in semi-solid sticks, reducing visible white residue and improving product glide.
Transparency
Dusting Analysis
Because it functions primarily as a stabilizer and film-former, concentrations below 0.25% are typically insufficient to provide structural integrity or measurable SPF enhancement.
The Formula
Formulation
Stability
Exhibits exceptional thermal and chemical stability across a wide pH range. It must be melted into the oil phase at temperatures between 50°C and 80°C for proper integration.
Synergies
- Mineral UV filters (Zinc Oxide/Titanium Dioxide)
- Silicones
- Lipid-based waxes
Safety
Safety Profile
Classified as safe by the CIR Expert Panel within the Alkyl PEG Ethers group, provided formulations are non-irritating.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A highly reliable structural ingredient that excels at stabilizing emulsions and enhancing the performance of sunscreens and barrier creams.
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