Fast, powerful, fruit-flavored heartburn relief with no chalky taste. If you’re prone to heartburn, keep Alka-Seltzer Heartburn ReliefChews on hand. This is your go-to on the go-go kind of fast relief of heartburn, indigestion and upset stomach. ReliefChews are easy to take with you and come in great-tasting (not chalky or gritty) assorted fruit flavor. HSA/FSA EligibleRestrictions apply; contact your insurance provider about plan allowances and requirements.