Science
Mechanism of Action
PPG-25-PEG-25 TRIMETHYLOLPROPANE conditions the skin, contributing to its hydrated and well-maintained state. Its surfactant properties facilitate effective cleansing by reducing surface tension. As a PEG/PPG derivative, it also acts as a solubilizer and solvent, aiding in the even distribution and efficacy of other ingredients, while offering humectant benefits to attract and retain moisture.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Polypropylene glycols (PPGs) and polyethylene glycols (PEGs), including this derivative, generally exhibit wide solubility characteristics and good compatibility with skin. It is typically water-soluble, providing a non-greasy feel within formulations.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has not specifically assessed PPG-25-PEG-25 TRIMETHYLOLPROPANE, classifying its safety data as "insufficient." While broader categories of related PEG and PPG compounds are commonly used and generally deemed safe when non-irritating, potential concerns arise from impurities like 1,4-dioxane, ethylene oxide, and propylene oxide, which are known to be carcinogenic or highly volatile, and may be present in PEG/PPG copolymers and their analogues.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PPG-25-PEG-25 TRIMETHYLOLPROPANE offers skin conditioning and surfactant properties, but a definitive safety and skin compatibility assessment is hindered by insufficient specific data from the CIR and unknown irritancy/comedogenicity.
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References
Sources