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Ammonium Styrene/Acrylates Copolymer is a film-forming and opacifying agent used in cosmetics, particularly in sunscreens and makeup, to create a protective film and reduce transparency.
Beneficial for
Safety summary
Considered safe for cosmetic use. It is a large polymer that is not expected to penetrate the skin.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.