Ammonium Acryloyldimethyltaurate/VP Copolymer Good Texture enhancer Hydration Ammonium Acryloyldimethyltaurate/VP Copolymer description Ammonium acryloyldimethyltaurate/VP copolymer is a synthetic polymer and film-forming agent that also serves to thicken cosmetic formulas. It is used in low amounts in a variety of products due to its stabilising abilities and esthetically pleasing feel.