Science
Mechanism of Action
Upon application, it forms a flexible, water-repellent continuous film that functions as a moisture barrier, reducing transepidermal water loss. This film also mechanically anchors other active ingredients to the skin, preventing wash-off from sweat or water.
Research
Clinical Evidence
High confidenceN/A
Key findings
- 01 Clinical data confirm enhanced water-resistance and increased substantivity of active ingredients, such as zinc oxide, effective at 0.1% to 5.0%. Optimal adhesion and a smooth, non-tacky feel are achieved within the 0.5% to 3.0% range.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
This 100% active, highly viscous liquid is highly stable, resistant to oxidation, and disperses well in organic UV filters and common emollients.
Conflicts
- Highly polar water-only systems (requires an oil phase or surfactant for dispersion)
- Strong oxidizing agents
Safety
Safety Profile
Considered safe by CIR, this large polymer does not penetrate the skin and exhibits low irritancy and comedogenicity. It is also recognized as an indirect food additive by the FDA.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A highly effective and safe film-forming crosspolymer that significantly enhances product water-resistance and ingredient adherence across all skin types.
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References
Sources