Science
Mechanism of Action
OLETH-9 functions fundamentally by reducing interfacial tension at molecular boundaries. As an emulsifier, its amphiphilic structure, comprising both lipophilic and hydrophilic segments, stabilizes immiscible phases such as oil and water, ensuring homogeneous product consistency. In its surfactant capacity, it aids in skin and hair cleansing by allowing water to efficiently interact with and lift lipophilic impurities like sebum and environmental debris for effective rinsing. Furthermore, OLETH-9 acts as a solubilizer, dispersing poorly soluble active ingredients within aqueous solutions, and also serves as a fragrance functional ingredient.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
The optimal pH range for OLETH-9's stability is not precisely defined in available research. Its water solubility is noted to increase proportionally with a higher content of ethylene oxide.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel affirms OLETH-9's safety for current cosmetic applications. However, formulations containing Oleth ingredients have been associated with mild to moderate eye and skin irritation. Consistent with polyethylene glycol (PEG) safety protocols, OLETH-9 is not advised for use on compromised or damaged skin barriers.
Your Skin
Skin Compatibility
Our Assessment
Verdict
OLETH-9 is a valuable multifunctional ingredient, widely utilized for its essential emulsifying, cleansing, and solubilizing properties across diverse cosmetic formulations, generally demonstrating a favorable safety and skin compatibility profile.
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