Science
Mechanism of Action
This ingredient functions as an effective emulsifier by substantially reducing the surface tension between immiscible substances, which facilitates the creation and stability of emulsions. On the skin, it delivers a lubricating effect that promotes a soft and smooth texture. Furthermore, it establishes a protective layer on the skin's surface, effectively preventing excessive water evaporation and thus offering indirect moisturizing benefits.
Research
Clinical Evidence
High confidenceN/A
Key findings
- 01 Clinical evaluations in human patients demonstrated PEG-70 Lanolin to be non-irritating and non-sensitizing when used in concentrations up to 60%.
- 02 Animal studies supported these findings, reporting mild or negligible skin irritation and no sensitizing effects across a wider concentration range of 10-100%.
Transparency
Dusting Analysis
PEG-70 Lanolin is utilized for its formulation-stabilizing, conditioning, and emollient properties, rather than as a highly potent active ingredient. Therefore, concerns regarding 'dusting' (using insufficient amounts for efficacy) are not applicable to this ingredient.
The Formula
Formulation
Stability
The ingredient demonstrates excellent stability within a broad pH range of 2 to 10. It is only minimally affected by oxidative or reducing agents, and it forms crystal clear solutions in water and aqueous ethanol up to 40% concentration.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has concluded that PEG Lanolin ingredients, including PEG-70 Lanolin, are safe for use in cosmetic and personal care products at concentrations up to 100%. Studies indicate it is nontoxic and causes little to no eye irritation at concentrations ranging from 50-100%. While trace amounts of 1,4-dioxane, a by-product of ethoxylation, may be present, these levels are controlled through purification processes and are monitored by regulatory bodies like the FDA.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-70 Lanolin is a valuable, well-tolerated ingredient that provides emulsifying capabilities, substantial skin conditioning, and moisturizing benefits, making it suitable for a wide array of precision skincare formulations.
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