All Natural Plaque Remover Water Booster for Dogs and Cats Ark Naturals Plaque-Zapper Water Booster for Dogs and Cats contains naturally available enzymes that are activated by mouth saliva. It fights plaque, tartar, bad breath, and stained teeth. This all natural plaque remover for dogs does not contain Anthium dioxide, Chlorine Peroxide, or Chlorine dioxide. Ark Natural’s goal is to address the care needs of companion animals by formulating a line of products using only the finest human grade raw materials. Their all-natural dog plaque remover zaps harmful mouth bacteria and stops plaque from sticking into the teeth using powerful clinically tested enzymes. It features the use of natural, healthy, and safe human grade ingredients while containing no animal proteins. Zap your dog's plaque today with Ark Naturals Plaque Zapper Water Booster for Dogs and Cats.