Acrylates/Ceteareth-20 Methacrylate Crosspolymer
AKA “Hair Conditioning Polymer, Emulsifying Agent
Synthetic
Ingredient Facts
Acrylates/ceteareth-20 methacrylate crosspolymer
AKA: Hair Conditioning Polymer, Emulsifying Agent
Synthetic · Emollient · EWG: 4
Plant-Derived Synthetic
Emollient
Occlusive
Skin Conditioner
Synthetic
Clean
Acrylates/Ceteareth-20 Methacrylate Crosspolymer is a copolymer of the ester of methacrylic acid and Ceteareth-25 and one or more monomers of acrylic acid, methacrylic acid, or one of their simple esters, crosslinked with ethylene glycol dimethacrylate. Science: Origin: Botanic/Natural Safety Ratings: CIR: Safe as used
Form
Liquid
See origin →
Functions
Viscosity Controlling
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Moisturising
Methacrylic Acid
Or One Of Their Simple Esters
Crosslinked With Ethylene Glycol Dimethacrylate.
Traditional Use
A synthetic crosslinked polymer combining acrylic and fatty alcohol chemistry. Created for advanced emulsion stabilization in modern cosmetics.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe w/Qualifications
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR