Science
Mechanism of Action
This copolymer functions by forming a flexible, non-occlusive film on the skin surface, which contributes to a smooth tactile finish and can improve water resistance or waterproof properties of topical applications. Within formulations, it acts as an effective thickener and emulsifier, optimizing consistency and stability while enhancing product spreadability and adherence.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
As a polymeric ingredient primarily used for its film-forming, thickening, and emulsifying properties, Acrylic Acid/C12-22 Alkyl Acrylate Copolymer is integrated into formulations rather than applied as a 'dusted' active. Therefore, dusting concerns are not applicable.
The Formula
Formulation
Conflicts
- Cationic ingredients
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has deemed Acrylic Acid/C12-22 Alkyl Acrylate Copolymer safe for use in cosmetics under current practices and concentrations, specifically when formulated to be non-irritating. For leave-on products with dermal exposure, concentrations up to 25% are reported as safe. Studies on a broader 'Acrylates Copolymer' category indicate low irritation potential in human repeated insult patch tests at a 25% aqueous dilution.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Acrylic Acid/C12-22 Alkyl Acrylate Copolymer is a valuable functional ingredient that significantly improves the texture, stability, and wear of cosmetic formulations, demonstrating a low irritancy potential when properly formulated within recommended concentrations up to 25%.
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