Nature's Logic Feline Duck & Salmon Feast Canned Cat FoodHighly palatable and nutrient dense muscle meat and organ meat based can foods with concentrates of select fruits and vegetables and containing no wheat, corn, rice, soy, potato or chemically synthesized vitamins, minerals, or trace nutrients. Each can diet contains animal plasma and montmorillonite clay, which offers a unique source of natural vitamins, minerals, and albumin and globulin proteins.