Hi Zach, Wellness Simple, is GMO free, No Gluten, corn, soy, dairy, eggs, wheat & No meat by-products or artificial preservatives,colours or flavours. My boy was vomiting after eating & early hours of the morning, since being on the Wellness Simple Duck & Oatmeal, touch wood, he hasnt been sick in 3-4weeks & he has stoppped eating grass, the kibble breaks up easy & softens within 40sec of adding water, so its easily digested & his poos are perfect…the Wellness Simple has 3 grainfree kibbles there’s Salmon & Potato, Turkey & Potato & Salmon & Peas formula all grainfree….here’s a link to look at the Fat% Protein% & ingredients its worth the extra money… http://www.wellnesspetfood.com/categories.aspx?pet=dog&cat=3
