subject: What is Dental Calculus? [print this page] The best way to prevent dental calculus buildup is be daily tooth brushing, twice each day, flossing and regular cleaning visits based on a schedule prescribed by the dental health care provider. Calculus builds up more easily in some people, requiring more frequent brushing and dental visits. There are also some external factors that facilitate the accumulation of tartar, such as smoking and diabetes. Also, according to a Myrtle Beach dentist, toothpastes with zinc citrate will also aid in preventing calculus buildup.