Home > Cruelty-free Companies > O3+ O3+ is Cruelty-Free O3+ Company Website Yes, O3+ 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 O3+ Department Stores Internet Salons Web Site What O3+ Sells Beauty Beauty Hair Care Hair Care Skin Care Skin Care Sun Care Sun Care