Nutri-Vet Nutritionals, Boise, ID recently launched a line of vitamin enhanced functional waters developed for active dogs. Formulated by veterinarians to support proper canine hydration, K-9 Plus Nutrient Enhanced Water is meant to help support vitamin, mineral and electrolyte requirements of dogs whose owners take them hiking, biking or traveling. K-9 Plus delivers B complex vitamins to help fulfill energy requirements and antioxidants to support immune health. K-9 Plus Nutrient Enhanced Water is available in three flavors, including beef, chicken and bacon.