Science
Mechanism of Action
This ingredient operates through several key mechanisms to enhance cosmetic formulations and skin feel. As an emulsifier, it plays a crucial role in creating and maintaining stable emulsions by uniformly dispersing oil and water components. Its surfactant properties enable it to reduce surface tension, thereby facilitating the removal of surface impurities and oils during cleansing. Furthermore, it imparts emollient effects, working to soften, smooth, and condition the skin, while concurrently minimizing trans-epidermal water loss to support optimal hydration.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has deemed PEG-10 Glyceryl Triisostearate, as part of the PEGylated alkyl glycerides class, safe for cosmetic applications at current usage levels, provided formulations are non-irritating. The U.S. FDA also lists it as safe for specific food uses. However, it's important to note potential trace contamination risks from manufacturing byproducts like Ethylene Oxide and 1,4-Dioxane, as highlighted by the Environmental Working Group. While a specific maximum concentration for PEG-10 Glyceryl Triisostearate is not available in the provided data, a related compound, PEG-20 Glyceryl Triisostearate, is considered safe up to 20% in rinse-off products and 5% in leave-on formulations.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-10 Glyceryl Triisostearate is a valuable multi-functional ingredient, offering emulsifying, cleansing, and emollient properties, making it suitable for a broad range of skin types and applications, with a generally favorable safety profile subject to appropriate formulation.
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References
Sources