Here is a comparison of the different pet waters. We believe that after reviewing the products below, you will come to the conclusion that all are healthy and beneficial for your animals. K9-Quencher® is sold as a powdered drink mix, in a fun shaped dog-bone packet, which saves you money because of the high cost of shipping water. We leave you to choose the freshest water source. "I have reviewed K9-Quencher. All of the ingredients used in your product are approved by the Association of American Feed Control Officials for use in animal feeds and supplements." -Robert W. Simmons MS PAS  Animal Nutritionist