Science
Mechanism of Action
This ingredient operates through a dual-action molecular structure: the ethoxylated (Pareth-9) hydrophilic head allows it to effectively bridge oil and water phases for stable emulsification, while the hydrogenated tallowate tail provides saturated fatty acids. On the skin, it creates a breathable film that inhibits trans-epidermal water loss (TEWL) and softens the stratum corneum by filling gaps between skin cells.
Research
Clinical Evidence
Medium confidence3%
Key findings
- 01 Clinical evaluation in antibacterial systems demonstrated that concentrations between 0.5% and 3% maintain high antimicrobial efficacy against S. aureus while significantly lowering irritation scores compared to standard surfactants.
- 02 In high-performance hair care, concentrations up to 20% were shown to improve the delivery of keratin proteins and maintain fiber integrity even under high-temperature thermal styling.
Transparency
Dusting Analysis
Because it functions as both a surfactant and a skin-conditioner, it is rarely 'dusted.' At levels below 0.5%, it unlikely provides meaningful emolliency or emulsification stability.
The Formula
Formulation
Stability
The hydrogenation of the fatty acid chain ensures high resistance to oxidation and rancidity. It maintains stability across a wide pH range and is compatible with diverse surfactant classes.
Synergies
- Keratin-based actives
- Anionic surfactants
- Cationic conditioning agents
- Sunscreen filters
Conflicts
- Strong oxidizing agents
- Extremely low pH environments over extended periods
Safety
Safety Profile
CIR assessment confirms safety when formulated to be non-irritating. High-purity sourcing is required to ensure the absence of ethoxylation byproducts like 1,4-dioxane.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A high-performance hybrid ingredient that bridges the gap between effective cleansing and barrier protection, making it ideal for sensitive skin formulations.
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