Dentables™ Grain Free Dental Toothbrush Treats offer the same benefits as traditional dental chews with the added benefit of helping protect and re-mineralize tooth enamel. Unlike most dental chews that utilize starches and grains as their primary ingredients, Dentables features easily digestible casein (milk protein) as the primary ingredient. Casein is naturally rich in biologically available sources of phosphorus and calcium to help re-mineralize and protect tooth enamel. In addition to helping protect enamel, casein has natural anti-bacterial properties that have been show to help reduce oral bacteria to help keep breath fresh. This revolutionary ingredient combined with Dentables “easy-to-hold” shape and textured grooves helps clean dogs’ teeth, protect their enamel and freshen their breath! Helps Clean Teeth and Gums Helps Re-Mineralize Tooth Enamel with Biologically Available Sources of Calcium and Phosphorus Protein 1st Recipe Easily Digestible Safe Recipe Grain Free Our unique, durable texture allows a dog’s teeth to sink into the material to promote superior mechanical cleaning.