One Ingredient, Many Benefits. A single ingredient, protein rich, low calorie treat with intense natural flavor. Just One treats are ideal for all dogs but due to their simple 1 ingredient formulation, are especially great for dogs with food allergies, stomach sensitivity or who struggle with weight gain. Designed as a healthy daily snack made from pure USDA Human Grade Turkey Breast. We cube, gently steam, then freeze dry Just One Pure Turkey Breast treats to lock in nutrients and concentrate natural flavors. Grain and gluten free and made without fillers, chemicals, additives or anything artificial.