Science
Mechanism of Action
This ingredient acts as a powerful surfactant, leveraging its amphiphilic structure to decrease interfacial tension between immiscible liquids, thereby forming and stabilizing emulsions. As a cleansing agent, it effectively lowers the surface tension of the stratum corneum, allowing for efficient dissolution and removal of impurities from the skin. It also functions as a solubilizer and solvent within cosmetic matrices.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Possessing both lipophilic and hydrophilic segments, PPG-2-ISODECETH-4 exhibits intrinsic surface-active properties. Although specific stability data for this exact molecule's optimal pH range is unavailable, related polypropylene glycol (PG) components commonly demonstrate robust stability within a pH range of 4 to 10 in ethosome formulations.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has determined PPG-2-ISODECETH-4, along with 130 other alkyl PEG/PPG ethers, to be safe under current cosmetic use conditions, provided formulations are designed to be non-irritating. While a specific maximum concentration for PPG-2-ISODECETH-4 is not defined, similar alkyl PEG/PPG ethers generally exhibit lower maximum use concentrations compared to alkyl PEG ethers or standalone PPGs. It is important to acknowledge the potential for trace contaminants like ethylene oxide and 1,4-dioxane, byproducts of ethoxylation processes, in such ingredients.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PPG-2-ISODECETH-4 is a valuable formulation component, essential for creating stable emulsions and effective cleansing products due to its surfactant and emulsifying properties, with a confirmed safety profile when properly formulated.
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References
Sources