What Is Dishwasher Salt, and How Does It Work? “Dishwasher salt is a grade of granulated sodium chloride used to soften hard water and prevent limescale buildup in dishwashers,” according to Mark ...

Try this natural dishwasher detergent that uses the scrubbing power of salt for an amped-up clean. Combine all three ingredients in a jar Shake well to combine Add 2 tablespoons to your dishwasher's ...