Home > Cruelty-free Companies > Kester Black Kester Black is Cruelty-Free Kester Black Company Website Yes, Kester Black is cruelty-free. They ensure that neither their ingredients nor finished products are tested on animals, and their suppliers and third parties follow the same standard. Search for more cruelty-free options Where to Find Kester Black What Kester Black Sells Beauty Beauty Nail Care Nail Care