Science
Mechanism of Action
This ingredient operates through a multifaceted mechanism. Primarily, it acts as a surfactant, significantly reducing the surface tension of liquids to facilitate the effective removal of lipid-based impurities and particulate matter from the skin. Concurrently, its emulsifying properties are critical for forming and stabilizing finely dispersed oil and water phases, ensuring uniform and stable cosmetic emulsions. The 'jojoba acid' segment contributes emollient effects, providing soothing moisturization, aiding in the regulation of sebum production, and potentially mitigating local skin inflammation. Research also suggests jojoba wax, a related component, may enhance the synthesis of pro-collagen and hyaluronic acid. The hydrophilic 'PEG' (polyethylene glycol) portion of the molecule additionally functions as a penetration enhancer, potentially improving the dermal delivery of other active ingredients.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Polyethylene glycols and their derivatives generally exhibit robust skin tolerance and are resistant to microbiological degradation, often eliminating the necessity for additional preservatives. These characteristics render PEG-26 Jojoba Acid a stable and adaptable water-soluble, non-greasy component suitable for a wide array of cosmetic formulations.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel concluded that PEGylated alkyl glycerides, including PEG-26 Jojoba Acid, are safe under current practices of use and concentration when incorporated into non-irritating formulations. This conclusion supersedes prior recommendations and specifically removes previous caveats regarding the use of PEGs on compromised skin. Although a precise maximum concentration for PEG-26 Jojoba Acid was not explicitly identified, related PEGylated oils have been deemed safe for cosmetic applications at concentrations up to 100%, provided they do not induce irritation. While potential contamination by 1,4-dioxane and ethylene oxide is acknowledged for PEG-containing ingredients, industry practices reportedly include purification steps to limit these impurities to acceptable levels.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-26 Jojoba Acid is a valuable ingredient that efficiently cleanses and emulsifies, while delivering the recognized emollient, soothing, and balancing benefits of jojoba, maintaining broad compatibility across all skin types.
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