Heartburn treatment that works quickly and without a gritty taste. Alka-Seltzer Relief for Heartburn The only candies designed specifically to provide quick, effective relief from sporadic heartburn without a chalky flavor are gummies. They come in soft, chewable gummies with great-tasting mixed fruit flavors. Additionally, the handy, resealable bags make it simple to transport while on the run. The Food and Drug Administration has not reviewed this assertion. This item is not meant to be used in the diagnosis, treatment, or prevention of any disease.