murphyAmmonium Acryloyldimethyltaurate/Steareth-8 Methacrylate Copolymer
molecular structure · PubChem
AKA: Acrylic Polymer, Thickening Polymer
Plant-Derived
Emulsifier
Not Clean
OriginDerived from acrylic acid and steareth-8 methacrylate monomers, both synthetic polymeric compounds. Synthesized through free-radical polymerization of the acryloyldimethyltaurate and methacrylate monomers.
Ammonium Acryloyldimethyltaurate/Steareth-8 Methacrylate Copolymer is a copolymer of ammonium acryloyldimethyltaurate and steareth-8 methacrylate monomers
CAS #
-
Form
Powder
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Viscosity Controlling
Stabilizes Emulsion
Controls Viscosity
Reduces Inflammation
Locks In Moisture
Keeps product blended
Controls product thickness
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
Leave-on0.42–0.65%
Rinse-offNot reported
0%50%100%
CIR reported use · 2015 survey
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR