Solid Gold all the way - no menadione, no preservatives, no byproducts, no saturated fats, USDA choice meats, brown rice (not corn or stripped brewers rice), etc etc
I formerly fed Purina Pro Plan Selects, but after doing my research I realized what a mistake that was; plus I didn't want to support a company that makes a terrible food like Dog Chow
Best of luck, the search for a good dog food is not easy