Science
Mechanism of Action
This ingredient operates primarily by reducing the interfacial tension between immiscible phases, thereby enabling the formation of stable emulsions. As a cleansing agent, it facilitates the suspension and removal of oil-based impurities from the skin. It also functions as a solvent, aiding in the uniform dispersion of hydrophobic ingredients such as fragrances or colorants within aqueous formulations. Additionally, its humectant properties allow it to attract and bind water, thereby enhancing skin moisture and contributing to a smooth, lubricated feel.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Optimal stability is observed within a pH range of 4.0 to 7.5, based on the general stability profile of PEG-8 in a 1:20 concentration.
Conflicts
- alkanes
- paraffins
- waxes
- ethers
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel deemed a closely related ingredient, PEG-8 Propylene Glycol Cocoate, safe for use in cosmetic formulations up to a maximum concentration of 10%. The CIR Panel revised its stance in 2010, removing previous caveats regarding use on damaged skin. To ensure safety, strict control over potential impurities such as 1,4-dioxane (max 5 ppm), ethylene oxide (max 1 ppm), and heavy metals (max 10 ppm combined) is crucial during purification processes.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-8 COCOATE is a valuable ingredient for its multifunctional properties in stabilizing formulations, enhancing cleansing, solubilizing other components, and contributing to skin hydration, all within established safety parameters.
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References
Sources