Treat your dog the way nature intended with Vital Essentials Duck Hearts Grain-Free Freeze-Dried Raw Dog Treats. These butcher-cut raw protein treats help your dog build strong muscles for more active play. They also provide natural support for your pup’s digestive and oral health. Duck hearts offer an excellent source of iron to bolster the immune system. Plus, they’re made with just one ingredient for guilt-free treating. Vital Essentials freeze-dried dog treats are an easy way to maintain a healthy raw diet between meals.