Science
Mechanism of Action
As a member of the Glyceryl Diesters group, Glyceryl Dierucate acts as an effective emollient and skin conditioning agent. Its primary mechanism involves creating a fine, occlusive film on the stratum corneum. This barrier actively reduces transepidermal water loss (TEWL) by preventing the evaporation of intrinsic moisture, thereby enhancing skin hydration, softness, and overall texture. Furthermore, it contributes to improved product spreadability and may facilitate the absorption of other active ingredients within a formulation.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Glyceryl Dierucate is generally considered stable. Similar diesters, such as Glyceryl 1,3-distearate, are known to be crystalline and maintain good stability at room temperature.
Conflicts
- Oxidizing agents (e.g., nitrates, oxidizing acids, chlorine bleaches)
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel concluded that Glyceryl Dierucate, along with other Glyceryl Diesters, is safe for cosmetic use, provided that the content of 1,2-diesters is maintained at levels insufficient to induce epidermal hyperplasia. The U.S. FDA has approved diglycerides (Glyceryl Diesters) for use as indirect food additives and affirms them as Generally Recognized as Safe (GRAS) direct food ingredients. Specific maximum concentrations for Glyceryl Dierucate were not detailed in the available CIR reports, though other related diesters have documented use concentrations ranging from 5% up to 43%.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Glyceryl Dierucate is a valuable emollient and skin conditioning agent, enhancing skin smoothness and moisture retention, deemed safe for cosmetic use across all skin types.
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References
Sources