Science
Mechanism of Action
This ingredient functions by bridging immiscible oil and water phases, acting as an effective oil-in-water (O/W) emulsifier with an HLB value of 15. Beyond stabilizing emulsions and preventing sediment, it also serves as a solubilizer and dispersing agent. It can enhance the penetration of other ingredients and exhibits emollient properties by forming a protective barrier on the skin, aiding in moisture retention and preventing dehydration.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
PPG-2-DECETH-8 is characterized as a chemically passive ingredient, exhibiting low reactivity within formulations. Its HLB value of 15 confirms its efficacy as an oil-in-water emulsifier, crucial for creating stable emulsions and mitigating sediment formation.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has deemed alkyl PEG/PPG ethers, including PPG-2-DECETH-8, safe for use in cosmetic products when formulated to be non-irritating. For leave-on applications, the maximum recommended concentration is 5%. Potential concerns arise from residual impurities such as ethylene oxide, propylene oxide, and 1,4-dioxane, which are classified as carcinogenic. This ingredient also acts as a penetration enhancer, which should be considered in overall formulation safety.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PPG-2-DECETH-8 is a valuable multifunctional ingredient for formulating stable emulsions and enhancing product aesthetics, offering a minor emollient benefit, with safety contingent on careful formulation to minimize impurity concerns.
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