Ammonium Acryloyldimethyltaurate/Steareth-25 Methacrylate Crosspolymer
AKA “Acrylic Polymer, Thickening Polymer
Ingredient
Ingredient Facts
Ammonium acryloyldimethyltaurate/steareth-25 methacrylate crosspolymer
AKA: Acrylic Polymer, Thickening Polymer
Ingredient · Emulsion Stabilising · EWG: 1
Plant-Derived
Emulsifier
Clean
Ammonium Acryloyldimethyltaurate/Steareth-25 Methacrylate Crosspolymer is a copolymer of ammonium acryloyldimethyltaurate and steareth-25 methacrylate monomers
Form
Powder
See origin →
Functions
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Stabilizes Emulsion
Reduces Inflammation
Locks In Moisture
Keeps product blended
Traditional Use
A synthetic crosspolymer developed in the late 20th century for cosmetic applications as a thickener and emulsion stabilizer. No traditional or historical use exists.
Skin Types
all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR