Made from just 5 simple ingredients, ACANA High-Protein Biscuits Pork Liver recipe are a great way to reward your dog with a delicious treat, without any guilt. They contain 85%* of total protein from animal ingredients like ranch-raised pork liver, and they're also grain free. With no artificial preservatives added in our kitchen, treating your dog never felt so good. *85% of 33% to 38% crude protein, approximate and derived from unprocessed state of ingredients.Plus natural preservatives and flavors.