Disclosed are stable portable oral care confectionery compositions, which provide enhanced anti-calculus effects, optionally combined with additional oral care benefits. The present invention also relates to use of such compositions to provide improved surface conditioning effects and reduced metal astringency. The confectionery compositions comprise: (i) greater than about 1% of a polyphosphate material having an average anion chain length of greater than or equal to 4; (ii) less than about 10% water; and (iii) a suitable confectionery carrier material comprising less than about 2% elastomer by weight of the composition.