Give Your Dog The Benefits Of Customized, Natural Nutrition. We’re so sure your dog or puppy will love our delicious VitaGravy FX® supplement, we’re sending you the first pouch absolutely free. Fill out the form and we will ship a sample to you.Available April 1, 2016 - while supplies last. Qualifying free sample request orders will be fulfilled 6-8 weeks upon receipt of Available April 1, 2016 - while supplies last. Qualifying free sample request orders will be fulfilled 6-8 weeks upon receipt of request. LIMIT ONE REQUEST PER HOUSEHOLD. Buy more and save with the deals on Amazon.com! grab this