Science
Mechanism of Action
Ethylhexyl Methacrylate/Methyl Methacrylate/VP Copolymer operates by forming a durable, continuous polymeric film upon application to the skin. This film acts as an occlusive barrier, which can both mitigate the ingress of exogenous substances into the stratum corneum and measurably reduce transepidermal water loss (TEWL). Additionally, its inherent water-binding characteristics contribute to a refined, silky skin feel.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Optimal stability for the raw monomer 2-Ethylhexyl methacrylate necessitates storage under an oxygenated atmosphere at temperatures not exceeding 35°C to inhibit premature polymerization. The presence of iron(III)-ions is identified as a weak initiator of polymerization, a factor relevant for raw material handling.
Safety
Safety Profile
The specific ingredient, Ethylhexyl Methacrylate/Methyl Methacrylate/VP Copolymer, is cataloged within a broader Cosmetic Ingredient Review (CIR) assessment of vinylpyrrolidone polymers. The CIR Expert Panel concluded that 27 out of 30 polymers within this larger class are safe for use in cosmetics at their current concentrations. Furthermore, a structurally similar copolymer, Methyl Methacrylate/Ethylhexyl Acrylate/Butyl Dimethicone Propyl Methacrylate Copolymer, is recognized by the US FDA as a skin protector with a favorable safety profile at low concentrations, largely due to its high molecular weight preventing significant skin absorption and minimizing irritation potential when formulated appropriately.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This copolymer is a valuable multi-functional ingredient, instrumental in forming protective films on the skin, reducing moisture loss, and improving cosmetic product durability and texture.
Related
Similar Ingredients
Finding similar ingredients…