tested on animals = testowany na zwierzętach

California Bans the Sale of Most Cosmetics Tested on Animals ...

Source: https://aldf.org/article/california-bans-the-sale-of-most-cosmetics-tested-on-animals/

testowany na zwierzętach

English sentence and Polish translation

Our products aren't tested on animals. = Nasze produkty nie są testowane na zwierzętach.