Low calorie - 3 calories per piece - no gelatin, wheat, corn or soy. Safer than traditional rawhide due to treat planet's proprietary manufacturing process that breaks down the rawhide and blends it with high quality proteins sourced from american farms. Easy to digest. No odor. Won't stain carpet. Ingredients: pork, rice flour, coconut glycerin, oat flour, flaxseed, brown rice syrup, bacon, bacon flavor, natural smoke, lactic acid, citric acid.