The Animology Senior supplement is full of all the essential ingredients needed to provide superior health support. The unique formulation is specifically designed to provide targeted support for aging joints, help improve energy levels, provide healthy heart support and keep your dog's coat in great condition throughout their senior years. The Animology Senior supplement is full of all the essential ingredients needed to provide superior health support. The unique formulation is specifically designed to provide targeted support for aging joints, help improve energy levels, provide healthy heart support and keep your dog's coat in great condition throughout their senior years.