Hi,
You can start with a site like this:
http://www.dogfoodanalysis.com/dog_f...iews/index.php
And then you can try my very scientific formula for deciding which is best and that is by letting them tell you what they will eat from those very best of foods!
Mine eats baked chicken breast and Natural Balance Ultra Premium presently.
She likes Wellness, but the pieces are too big for her.