Science
Mechanism of Action
This ingredient functions primarily as a high-performance emollient, delivering exceptional skin conditioning that results in a noticeably smooth and soft feel. It actively forms a protective, non-occlusive film on the skin's surface, which significantly enhances the wear resistance and adhesion of cosmetic products, particularly beneficial in various makeup applications. Additionally, it plays a critical role in formulation by precisely controlling viscosity, thereby enabling the creation of desired product textures and ensuring robust stability across diverse personal care systems. Its properties also allow for effective substitution of silicone oils in hair care, providing comparable or superior textural and conditioning benefits.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
As an oil-soluble ester with emollient properties, Dipentaerythrityl Pentaisononanoate is inherently not prone to dusting.
The Formula
Formulation
Stability
Dipentaerythrityl Pentaisononanoate demonstrates high stability, contributing to the robustness of formulations.
Conflicts
- Due to its potential to increase the dermal penetration of other compounds, judicious formulation is required, especially when co-formulating with ingredients for which enhanced dermal absorption is a concern.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has concluded that Dipentaerythrityl Pentaisononanoate, along with related Pelargonic Acid esters, is safe for use in cosmetics. Studies have confirmed its non-genotoxic, non-dermal irritant, and non-sensitizing profile. While it exhibits very low to no irritation on skin, it has been noted to be slightly irritating to the eyes, which advises against its use in direct eye area applications. SkinSAFE rigorously classifies it as 'Teen SAFE', 'Talc Free', 'Lip SAFE', 'Baby SAFE', 'Eyelid SAFE', and 'Irritant Free', underscoring its broad safety. However, formulators must remain cognizant of its limited water solubility and potential to enhance the transdermal delivery of other ingredients, necessitating careful consideration in product design.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Dipentaerythrityl Pentaisononanoate is a valuable ingredient, delivering superior skin conditioning, enhancing formulation texture and stability, and improving product wear resistance across diverse cosmetic applications.
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