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Methacrylic Acid/Styrene/VP Copolymer
AKA “Methacrylic Acid, Styrene, Vinyl Pyrrolidone Copolymer”
Acid
Ingredient Facts
Methacrylic acid/styrene/vp copolymer
AKA: Vinyl Pyrrolidone Copolymer
Acid · Opacifying · EWG: 4
Synthetic
Acid
Not Clean
Methacrylic Acid/Styrene/VP Copolymer is a copolymer of styrene, methacrylic acid and vinyl pyrrolidone
Effective at 5.15%
CAS #
27554-92-3
Form
Powder
State
Solid
See origin →
Functions
Opacifying
Adds Opacity
Locks In Moisture
Anti-Aging Benefits
Antioxidant Protection
Creates creamy opacity
Traditional Use
Synthetic polymer developed mid-to-late 20th century for use in cosmetics as a film-forming and suspending agent; designed to replace natural gums and resins with more consistent performance.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
3.0%
7.3%
0%10%
Effective Range
CIR reported use: 3-7.3
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Final Report on the Safety Assessment of Methacrylic Acid
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Final Report: Safety Assessment of Styrene and Vinyl-type Copolymers as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Acrylates/Ethylhexyl Acrylate/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Ammonium Styrene/Acrylates Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Ammonium Styrene/Acrylates/Ethylhexyl Acrylate/Lauryl Acrylate Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Butyl Acrylate/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Butylene/Ethylene/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
C4-6 Olefin/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
C5-6 Olefin/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
C8-22 Alkyl Acrylates/Methacrylic Acid Crosspolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Ethylene/Propylene/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrogenated Butadiene/Isoprene/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrogenated Butylene/Ethylene/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrogenated Ethylene/Propylene/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrogenated Styrene/Butadiene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrogenated Styrene/Isoprene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Isobutylene/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Methacrylic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Methacrylic Acid/Styrene/VP Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Methylstyrene/Vinyltoluene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
PEG/PPG-5/2 Methacrylate/Methacrylic Acid Crosspolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Polystyrene
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Polystyrene/Hydrogenated Polyisopentene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Sodium Methacrylate/Styrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Sodium Styrene/Acrylates Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Sodium Styrene/Acrylates/Ethylhexyl Acrylate/Lauryl Acrylate Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/Acrylates Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/Acrylates/Ammonium Methacrylate Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/Acrylates/Dimethicone Acrylate Crosspolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/Acrylates/Ethylhexyl Acrylate/Lauryl Acrylate Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/Butadiene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/Isoprene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/Methylstyrene Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/Stearyl Methacrylate Crosspolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/VA Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Styrene/VP Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Ammonium Styrene/Acrylates Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Butyl Acrylate/Styrene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Butylene/ Ethylene/ Styrene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Butylene/Ethylene/Styrene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
C8-22 Alkyl Acrylates/Methacrylic Acid Crosspolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Ethylene/ Propylene/ Styrene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Ethylene/Propylene/Styrene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Hydrogenated Butylene/Ethylene/Styrene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Hydrogenated Ethylene/Propylene/Styrene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Hydrogenated Styrene
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Hydrogenated Styrene Isoprene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Hydrogenated Styrene/Butadiene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Hydrogenated Styrene/Isoprene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Methacrylic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Methylstyrene/Vinyltoluene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Polystyrene
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Sodium Styrene/Acrylates Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Styrene/Acrylates Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Styrene/Acrylates/Ammonium Methacrylate Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Styrene/Butadiene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Styrene/Isoprene Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Styrene/Stearyl Methacrylate Crosspolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Methacrylic acid
Health Canada
Health Canada Cosmetic Ingredient Hotlist
→
Long-Chain Acyl Carnitines Aggravate Polystyrene Nanoplastics-Induced Atherosclerosis by Upregulating MARCO.
Wang B, Liang B, Huang Y, Li Z, Zhang B et al.
Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2023
→
Verified Jun 2026
Data: CosIng · EWG · CIR