Ammonium Styrene/Acrylates Copolymer
Synthetic Polymer
An acrylic copolymer used to improve film formation, adhesion, and product durability. While considered safe for topical use, it is a persistent synthetic polymer with limited biodegradability and potential environmental concerns, so it is classified as Use with Caution.
Why Oh Daisey rates it this way
An acrylic copolymer used to improve film formation, adhesion, and product durability. While considered safe for topical use, it is a persistent synthetic polymer with limited biodegradability and potential environmental concerns, so it is classified as Use with Caution.
What it does
Film Former; Opacifying Agent; Binder
How to read this rating
This rating reflects the Oh Daisey ingredient standard and the evidence currently available for cosmetic use. Product safety can also depend on concentration, exposure route, formulation, manufacturing quality, and individual sensitivity.