Science
Mechanism of Action
As a modified hectorite clay mineral, Stearalkonium Hectorite works by swelling and thickening the oil phases of formulations. This action is typically initiated by polar activators like propylene carbonate or ethyl alcohol. By dispersing particles and forming a gel structure, it prevents ingredient settling, controls the overall viscosity, and stabilizes emulsions, thereby ensuring the uniform delivery of active ingredients.
Research
Clinical Evidence
High confidence5%
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Optimal thickening and gel formation are achieved when Stearalkonium Hectorite is dispersed in oil or silicone and subsequently activated by polar compounds such as propylene carbonate or ethyl alcohol. It significantly enhances formulation stability by preventing ingredient separation and promoting even distribution. Avoid exposure to heat, flames, and sparks.
Synergies
- Propylene carbonate
- Ethyl alcohol
Conflicts
- Oxidizing agents
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has affirmed Stearalkonium Hectorite as safe for cosmetic use under current practices, with usage typically capped at 5%. Its safety profile is supported by extensive studies showing no irritation or sensitization.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Stearalkonium Hectorite is a valuable functional ingredient for precision skincare, crucial for creating stable, well-textured formulations, ensuring even ingredient distribution, and boasts an excellent safety profile across all skin types.
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