Vitamin and mineral supplements complement pet foods by helping to regulate man metabolic functions that occur daily throughout the body. Because no diet is “perfect”, adding vitamin and mineral supplements helps ensure that animals receive essential macro- and micronutrients as well as antioxidants that work to neutralize unstable substances in the body called free radicals. Free radicals are formed during everyday activities, and, if left unchecked, can break down cells and tissues, resulting in loss of vitality, disease and even premature aging. Nutri-Vet vitamin and mineral supplements provide antioxidant support and help reduce the negative effects of stress. Nutri-Vet Puppy-Vite provides the vitamins and minerals to help ensure that puppies grow into healthy adults. Each liver flavor chewable contains vitamins and minerals to help ensure that puppies grow into healthy adults. Added antioxidants help neutralize free radicals formed during development, and taurine supports the growing puppy"s heart.