QCHEFS is a 100% natural dental product for pets with the active ingredient - cottage cheese that is rich in Casein, a protein which easily dissolves in saliva during ingestion of the QCHEFS products. Therefore, when the teeth make contact with Casein, this protein suppresses the growth of oral bacteria and hence reduces bad breath as well as removes the plaque and tartar very effectively. Dental Flakes is well suited to all cats. It can help cats maintain good oral hygiene.