Science
Mechanism of Action
As a surfactant, UNDECETH-7 effectively reduces the surface tension of the stratum corneum, enhancing the removal of dirt and impurities for a thorough cleanse. Its emulsifying action is crucial for stabilizing formulations by lowering the interfacial tension between immiscible oil and water phases. Furthermore, it imparts emollient benefits, contributing to softer, smoother skin texture.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
The water solubility and hygroscopicity of polyethylene glycol derivatives like UNDECETH-7 are observed to decrease with increasing molar mass, which is a key consideration for formulators.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) panel concludes UNDECETH-7 is safe for cosmetic use provided it is formulated to be non-irritating. A critical concern is the ethoxylation process, which can leave trace residues of ethylene oxide and 1,4-dioxane, both classified as potential carcinogens; thus, the ingredient's safety heavily depends on its purity. While recognized as Generally Recognized as Safe (GRAS) by the FDA for certain household cleaner contexts, this classification does not directly apply to cosmetic safety assessments.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While offering effective cleansing and emulsifying properties, UNDECETH-7's safety is restricted by the necessity for non-irritating formulation and concerns over potential carcinogenic residues from its manufacturing process, making it a questionable choice for precision skincare.
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References
Sources