Used in oral care products such as toothpaste and mouthwash for its ability to control tartar buildup by inhibiting the formation of calculus on teeth. It helps reduce plaque by binding to calcium in saliva, preventing mineralization of dental plaque. Also functions as a source of bioavailable zinc in dietary supplements, supporting immune function and overall mineral balance. Commonly added to chewing gums and breath fresheners for its mild astringent and antimicrobial properties.