Dimethylacrylamide/Lauryl Methacrylate Copolymer
AKA “Acrylic Copolymer
Synthetic
Ingredient Facts
Dimethylacrylamide/lauryl methacrylate copolymer
AKA: Acrylic Copolymer
Synthetic · Film Forming · EWG: 4
Synthetic
Occlusive
Synthetic
Clean
A lightweight film-forming agent that helps hair products hold their style longer while maintaining softness and flexibility.
CAS #
103479-14-7
Form
Liquid
State
Solid
See origin →
Functions
Binding
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Hair Fixing
Holds Formula Together
Creates Protective Barrier
Creates protective layer
Holds hair in place
Holds ingredients together
Traditional Use
A synthetic polymer created in the late 20th century for cosmetic formulation. Used as a film-former and thickening agent with no traditional use history.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Caution
EWG
4
CIR
Insufficient
Pregnancy
Caution
CIR Safety Findings
medical-approval
all-shades-safe
Mild Irritant
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR