Science
Mechanism of Action
The polymer works by depositing a continuous, flexible film on the skin's surface. This barrier not only provides a pleasant tactile sensation but also offers a degree of water resistance, aiding in the longevity and performance of skincare products by reducing moisture loss and improving product wear.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Specific pH stability data for this copolymer is not detailed. However, similar acrylates/acrylamide copolymers are known to dissolve in organic solvents such as ethanol and isopropanol, and can be incorporated into water/alcohol mixtures upon neutralization. This polymer is anionic, necessitating careful compatibility assessment when co-formulating with cationic ingredients. It can be integrated into formulations by dispersion in the hot oil phase or by mixing with glycerin, propylene glycol, alcohol, or neutralized hot water.
Conflicts
- cationic ingredients
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has evaluated 'Acrylates Copolymer and 33 Related Cosmetic Ingredients', affirming their safety in cosmetic applications under specific use and concentration parameters. This copolymer, containing vinylpyrrolidone and dimethylaminoethyl methacrylate components, aligns with these broader safety assessments. Primary safety considerations involve controlling residual monomer levels, typically maintained between 10-1000 ppm, with maximum allowances up to 1500 ppm. Some components, like dimethylaminoethyl methacrylate, are recognized by FDA regulations as indirect food additives.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This copolymer is a valuable formulation aid, primarily acting as a film-forming agent to enhance skin feel and water resistance, with a favorable safety profile established by the CIR Expert Panel when used within concentration limits.
Related
Similar Ingredients
Finding similar ingredients…