Science
Mechanism of Action
This ingredient primarily functions as a surfactant, an emulsifier, and a skin conditioning agent. As a surfactant, it aids in dissolving impurities and makeup, facilitating their removal. As an emulsifier, it helps to create stable blends of oil and water-based components within a formulation. It also contributes to skin comfort, leaving it feeling soothed and hydrated post-cleansing without tightness.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
This ingredient is stable within typical cosmetic pH ranges, as suggested by its use in 'pH-balanced' formulations. Its solubility, characteristic of polyalkylene glycols, may exhibit some temperature dependency.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has concluded that PEG/PPG-50/40 Dimethyl Ether, among 131 related alkyl PEG/PPG ethers, is safe for use in cosmetics under current practices and concentrations, provided formulations are non-irritating. Formulators should be mindful of its potential to enhance the penetration of other ingredients, particularly when combining with compounds whose safety relies on minimal dermal absorption. While concerns regarding residual ethylene oxide, propylene oxide, and 1,4-dioxane were noted, products containing this ingredient have been dermatologist-tested and described as non-comedogenic.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG/PPG-50/40 Dimethyl Ether is a valuable, well-tolerated ingredient that provides effective cleansing and conditioning benefits across all skin types, contributing to balanced and refreshed skin.
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References
Sources