Fantastic stuff, albeit expensive compared to others. This company claims to use all human-grade ingredients.
http://www.thehonestkitchen.com/education/resources/newsletter/march-23-09.html Actually, I have been feeding them a combination of Keen, the least expensive food this company has, and Force.
Here is Keen:
http://www.thehonestkitchen.com/products/keen.shtml I also liberally add my own leftovers of vegetables, fruits, and meats/fish to my dogs' food, so what they eat does vary somewhat, and it also keeps the excitement level high at mealtime.
I have not gotten on the raw food bandwagon, mostly because I have not taken the time to learn enough about it, and also because I hear that managing three dogs at mealtime might become more complicated.