These treats were designed with the help of positive reinforcement trainers to create the perfect training treat. They are tiny and don’t crumble which makes training a breeze! Did You Know? Peanut butter contains vitamin H and vitamin E. Vitamin H increases the sheen of your dog’s coat, improves the quality of your dog’s skin and the strength of their nails. Vitamin E helps your dog’s immune system, which protects your dogs from disease.