Science
Mechanism of Action
This compound reduces the surface tension at the interface of oil and water phases, thereby enabling the formation and stabilization of emulsions. It uniquely functions as both a non-ionic and, particularly in acidic conditions, a cationic surfactant. Its mechanistic actions also contribute to antistatic, cleansing, and hair conditioning benefits.
Research
Clinical Evidence
Low confidenceN/A
Key findings
- 01 A preclinical safety study on rats demonstrated no systemic toxic effects when 10% PEG-15 cocamine was applied dermally for 30 applications over six weeks.
Transparency
Dusting Analysis
No information regarding 'dusting' or potential for ingredient layering issues was found in the research data.
The Formula
Formulation
Stability
This ingredient exhibits robust stability across a wide pH range, performing effectively in both acidic and alkaline formulations. It also maintains its integrity well in the presence of hard water.
Safety
Safety Profile
The CIR Expert Panel has deemed ETHYL PEG-15 COCAMINE SULFATE safe for use in cosmetics, provided it is formulated to be non-irritating. A critical consideration is the potential for contamination with 1,4-dioxane and ethylene oxide, necessitating stringent purification. While negative in bacterial mutagenicity studies, it has been identified as a mild to moderate skin irritant and an ocular irritant, especially at higher concentrations.
Your Skin
Skin Compatibility
Our Assessment
Verdict
ETHYL PEG-15 COCAMINE SULFATE is a valuable ingredient for emulsion stability and product texture, but its use requires careful formulation within the 3% maximum concentration and diligent purification to mitigate irritation potential and impurity risks.
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