Science
Mechanism of Action
This ingredient operates by reducing the interfacial tension between immiscible substances, allowing it to serve as a potent surfactant. As an emulsifier, it creates stable mixtures of oil and water, crucial for product integrity. As a cleansing agent, it aids water in binding with and lifting away oils and dirt from the skin and hair, additionally offering conditioning and softening properties.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has determined PEG Laurates, including PEG-9 Laurate, to be safe for use in cosmetics at concentrations up to 25%. While ethoxylated fatty acids may contain trace amounts of 1,4-dioxane as a processing byproduct, appropriate purification is recommended. Studies on intact skin showed no systemic toxicity or sensitization, though PEGs were absorbed through damaged skin in burn patients (this caveat was later removed by the CIR Panel). A related ingredient, Glyceryl Laurate, caused moderate erythema in patch tests at concentrations higher than those typically used in cosmetic products.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-9 Glyceryl Laurate is a valuable, CIR-approved surfactant and emulsifier, widely utilized across various cosmetic formulations for its cleansing and stabilizing properties, presenting a low sensitization risk for intact skin.
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