B, saturated fats, On second thought, it depends on your perspective. Trans fats are in all foods made with shortening or partially hydrogenated vegetable oil, and many snack foods, fast foods and ready-prepared foods. Saturated fats are in many prepared foods made with hydrogenated oils, as well as fatty meats, full-fat dairy products, butter, lard, coconut oil, palm oil, palm kernel oil and cocoa butter