Science
Mechanism of Action
This ingredient functions as a skin conditioning agent and humectant by forming hydrogen bonds with water molecules, thereby retaining moisture and gradually delivering hydration to the skin. Its unique structure, a copolymer comprising a polydimethylsiloxane (PDMS) portion and a hydrophilic polyethylene oxide (PEO) graft chain, also enables it to act as a surfactant-emulsifying agent. This allows for the creation and stabilization of finely dispersed oil-in-water mixtures, while also contributing to a barrier effect that reduces transepidermal water evaporation.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
PEG-7 METHYL ETHER DIMETHICONE is recognized for its broad range of viscosity and solubility properties. It exhibits good skin tolerance and can significantly contribute to the overall stability of cosmetic products, ensuring consistent performance and effects.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has concluded that Dimethicone Copolyols, a category inclusive of PEG-7 METHYL ETHER DIMETHICONE, are safe for use in cosmetics under current conditions. The panel considers it highly improbable for these polymers to be significantly absorbed into the skin due to their large molecular weights. The FDA also gathers usage information via its Voluntary Cosmetic Registration Program (VCRP), and polyethylene glycols (PEGs) with an average molecular weight of 6,000 are permitted as food additives, further supporting a favorable safety profile.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-7 METHYL ETHER DIMETHICONE is a valuable, well-tolerated ingredient offering effective humectant properties and crucial emulsifying capabilities, enhancing hydration and product stability across all skin types.
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