Science
Mechanism of Action
This ingredient functions by creating a substantive film on the skin's surface, which helps to impart a conditioned, emollient feel, thereby softening and smoothing the complexion. Beyond its direct skin benefits, it significantly contributes to product elegance by controlling the viscosity of cosmetic formulations, ensuring a desirable texture and application experience.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
As an oil-soluble pentaerythrityl tetraester, this ingredient exhibits very poor water solubility. Formulators should consider that, similar to related esters, controlled and gradual cooling with continuous stirring may be necessary during manufacturing to prevent crystallization and ensure a stable emulsion.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel concluded PENTAERYTHRITYL TETRAABIETATE, as part of a group of 16 pentaerythrityl tetraester compounds, is safe for use in cosmetic ingredients under current practices. While specific maximum concentrations were not explicitly detailed, usage data for the group was submitted to the FDA's Voluntary Cosmetic Registration Program (VCRP). No additional SCCS or independent FDA approval beyond the CIR review was found.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PENTAERYTHRITYL TETRAABIETATE is a valuable polyol ester that enhances skin softness and texture while also optimizing product formulation viscosity, deemed safe for all skin types with low risk of irritation or comedogenicity.
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References
Sources