When it comes to dishwasher salt, you want a very coarse grain with no additives. Our dishwasher salt is completely pure, very coarse grain salt It helps cut right through hard water residue / limescale in your dishwasher, softening your water and leaving your dishwasher and your dishes with no residue, watermarks or spots. If your dishwasher needs salt, ours is a great match. Compatible with all Miele, Bosch, and Whirlpool models requiring salt, including 800 Plus and ADA (SGE). Note: Only use with dishwashers with water softener containers. Our salt is food-grade, non-GMO and vegan. No caking compounds, iodine or any other additives! Simply add salt to the dishwasher's salt unit and close. Check the level and refill as necessary. Consult your dishwasher manual for exact, model-specific directions.