Your dog has special needs and good oral health contributes positively to his overall well-being. That's why Purina's experts have developed PURINA® DentaLife®. DentaLife is an innovative chewing stick that is scientifically proven to clean even the hardest-to-reach back teeth that are most susceptible to plaque and tartar buildup. The chewing sticks are designed for daily use, and daily use means more time for cleaning.Facts about DentaLife Chewing Sticks:Chewing resistance and porous composition.Also cleans teeth at the far back of the dog's mouth.Scientifically proven to reduce tartar buildup.Helps reduce the build-up of plaque.No artificial additives or colourings.With healthy ingredients (corn, wheat).Vitamin D &@ Calcium for strong teeth.No added sugar and low fat.