Science
Mechanism of Action
This ingredient functions as a film-forming plasticizer, modifying the physical characteristics of product formulations to improve properties like flexibility, transparency, and longevity. In hair care applications, it can contribute to a more flexible, lighter, and shinier hair fiber. It is important to note that phthalates, as a chemical class, are identified as endocrine disruptors.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Mono-2-acryloyloxyethyl phthalate exhibits a predicted pKa of 3.33±0.36, classifying it as an acidic compound with pH-dependent ionization. General phthalates demonstrate solubility at neutral and high pH values, becoming insoluble at lower pHs, suggesting a sensitivity to formulation pH.
Safety
Safety Profile
ACRYLOYLOXYETHYL PHTHALATE lacks a specific review by the Cosmetic Ingredient Review (CIR). While the U.S. FDA indicates it currently has no evidence that phthalates in cosmetic use pose a safety risk and has not taken regulatory action, the regulatory landscape in Europe differs significantly. Most phthalate compounds are prohibited in cosmetic formulations under Annex II of EU Regulation (EC) No 1223/2009. Although Diethyl phthalate (DEP) is an exception, deemed safe by the SCCS at current levels and noted in a 2010 FDA survey as the only phthalate still commonly used in U.S. cosmetics, the general classification of phthalates as endocrine disruptors raises significant safety concerns for the broader class, including this ingredient.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Given its classification as an endocrine disruptor and the widespread prohibition of most phthalate compounds in European cosmetic formulations, ACRYLOYLOXYETHYL PHTHALATE is not recommended for inclusion in precision skincare products.
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