Science
Mechanism of Action
This ingredient functions primarily as an emulsifier, effectively reducing interfacial tension to facilitate the stable combination of oil and water phases within a formulation. Concurrently, it operates as a skin conditioning agent and emollient, helping to maintain optimal epidermal health by attracting and retaining moisture, thereby improving skin hydration and suppleness.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Glycereth-25 PCA Isostearate demonstrates high stability and compatibility with various cosmetic components. However, its molecular integrity may be compromised by hydrolysis under conditions of strong acidity or strong alkalinity.
Conflicts
- strong acids
- strong alkalis
Safety
Safety Profile
The CIR Expert Panel has determined that PEGylated oils, including Glycereth-25 PCA Isostearate, are safe for cosmetic applications when formulated to prevent irritation. It is considered safe for use at recommended concentrations and is registered with the FDA Global Substance Registration System (UNII-TV85Z17HAZ). Formulations containing this ingredient should ensure 1,4-dioxane, a potential byproduct, is present at concentrations below 30 ppm.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Glycereth-25 PCA Isostearate is a valuable, multifunctional ingredient that enhances formulation stability while simultaneously providing significant skin conditioning, emollient, and hydrating benefits.
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References
Sources