Science
Mechanism of Action
This ingredient functions by significantly lowering the surface tension of liquids, which allows for the creation of stable, homogenous mixtures of oil and water that would typically separate. Beyond its emulsifying properties, PPG-2-ISODECETH-12 also acts as a solvent and solubilizer, aiding in the even dispersion and integration of diverse components within a skincare product.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
PPG-2-ISODECETH-12 is a functional formulation ingredient used at concentrations necessary to achieve its emulsifying and solubilizing effects, rather than being 'dusted' at sub-functional levels to make marketing claims.
The Formula
Formulation
Stability
Polypropylene glycols and their derivatives, including PPG-2-ISODECETH-12, exhibit a broad spectrum of solubility characteristics. As an emulsifier, its quantity within a formulation is a critical determinant of emulsion stability.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel deemed PPG-2-ISODECETH-12, along with other alkyl PEG/PPG ethers, safe for use at current practices and concentrations, provided formulations are nonirritating. It is reported at concentrations up to 10% in rinse-off products (e.g., paste masks) and 5% or below in leave-on products. Potential concerns highlighted by CIR and EWG include the presence of residual contaminants such as ethylene oxide, propylene oxide, and 1,4-dioxane, along with its capacity to act as a penetration enhancer.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PPG-2-ISODECETH-12 is a valuable formulation ingredient for creating stable emulsions and solubilizing components, though careful sourcing and formulation are imperative to mitigate concerns regarding potential contaminants and its role as a penetration enhancer.
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References
Sources