Science
Mechanism of Action
This ingredient operates as an emulsifier by reducing the surface tension between immiscible phases, allowing them to form stable emulsions in cosmetic systems. As a poly(ethylene glycol) (PEG) derivative, it is also hypothesized to condition the skin by softening and smoothing its surface, potentially enhancing moisture retention through hydrogen bonding with water molecules, thereby supporting epidermal hydration.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Specific optimal pH data for PEG-5 TRICAPRYL CITRATE is not available; however, related PEG and citrate compounds generally exhibit stability across a broad pH range, typically from pH 2.0 to 11.5.
Conflicts
- Not suitable for formulations targeting organic or certified natural cosmetic standards due to its ethoxylated nature and the potential presence of residual ethylene oxide, a known carcinogen.
Safety
Safety Profile
There is no dedicated Cosmetic Ingredient Review (CIR) assessment for PEG-5 TRICAPRYL CITRATE. Broader CIR reviews on PEG Stearates and PEGylated alkyl glycerides have found them safe under current use concentrations when non-irritating. However, concerns persist regarding all ethoxylated ingredients due to the potential for ethylene oxide contamination from the manufacturing process. A noted likelihood of irritation exists, which may increase when combined with other potentially problematic ingredients.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While effective as an emulsifier, the lack of specific safety data, potential for irritation, and concerns related to ethoxylation make PEG-5 TRICAPRYL CITRATE a questionable choice for precision skincare formulations.
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