Science
Mechanism of Action
As a surfactant, TRIDECETH-15 reduces the interfacial tension between incompatible substances like oil and water, enabling the formation of stable emulsions. It functions as a cleansing agent by lowering the surface tension of liquids, which helps dislodge and remove fat and soil particles from the skin and hair. Additionally, it acts as a stabilizer and thickening agent, enhancing the sensory profile and performance characteristics of skincare products.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
There is no evidence to suggest TRIDECETH-15 is an ingredient commonly associated with marketing 'dusting' or exaggerated claims beyond its established functional roles.
The Formula
Formulation
Stability
Polyethylene glycol (PEG) derivatives, including Trideceth-15, exhibit varying physical states based on their molar mass; generally, as molar mass increases, solidity rises while water solubility and hygroscopicity decrease. It is critical that formulations incorporating TRIDECETH-15 are meticulously designed to ensure they are non-irritating to the skin.
Safety
Safety Profile
The CIR Expert Panel deems alkyl PEG ethers, including Trideceth ingredients, safe for cosmetic use provided they are formulated to be non-irritating. While developmental, reproductive toxicity, and mutagenicity studies were negative, improper formulation can lead to skin irritation. Manufacturers must ensure purification steps control trace amounts of 1,4-dioxane, a potential ethoxylation byproduct. Trideceth ingredients generally align with EU Cosmetics Regulation, and the FDA permits their use as indirect food additives for defoaming in food packaging.
Your Skin
Skin Compatibility
Our Assessment
Verdict
TRIDECETH-15 is a valuable formulation component for creating stable, well-textured, and effective cosmetic products, provided it is incorporated in a non-irritating manner.
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References
Sources