There is no fastest way to get rid of dental calculus, which is usually done by ultrasonic scaling and subgingival scraping. Calculus is hard and firmly attached to the surface of the teeth, routine oral care (such as brushing, flossing, etc.) can not be effectively removed; it is recommended to use specialized periodontal treatment tools, such as ultrasonic scaler or scraper to remove calculus, and should not believe that the so-called wonderful tips for removing calculus is not scientifically based. Calculus is one of the common causes of periodontal disease, its formation process is the interaction of bacteria and food debris to form plaque adhering to the tooth surface, with the plaque within the calcium salts and other substances within the deposition and hardening to form calculus. It is recommended to maintain good oral cleaning, regular visits to the specialist examination, and timely periodontal treatment when dental calculus is found.