Perfect for fussy dogs! Acana Singles Beef and Pumpkin Dog Food is made with limited ingredients. Only one protein source for this blend—Beef. No plant protein concentrates or proteins from other meats. One protein source and limited carbohydrates makes this formula easy to digest and perfect for your picky pooch. Why is it important that Acana Beef and Pumpkin Dog Food includes liver, kidneys, and cartilage? Nutrients and amino acids that are easy for your dog’s body to use. Instead of adding supplements, Acana Beef and Pumpkin Dog Food uses organs, meat, and other tissue to supply these nutrients. If the ratios of meat, organs, and other tissue match what would be found in the wild, nearly all the essential nutrients and amino acids are present. Acana calls this WholePrey Ratios and they use these ratios when making their blends. Giving your dog the nutrition it would find in the wild, in a consistent and convenient form. After all, Mother Nature knows best.