Winnie Lou Dog Treat Peanut Butter Pretzels are made with organic sweet potatoes, grain-free flour, local Colorado Honey, and one-ingredient - Peanut Butter. They are filled with so much of the good stuff. These treats are also free of soy, corn, wheat, preservatives, added sugar, molasses, GMOs, antibiotics, hormones, glycerin, added salt. Our dogs are our family and we want them to live long, healthy, happy lives by our side.