What is different about Mad Millie Artisan Cheese Salt? Mad Millie Artisan’s Cheese Salt contains no iodine.Iodine may disable your bacterial starter cultures and prevent them from working. This is why we don't recommend using iodised salt. Related articles Can I use kosher salt for cheese making? Why do I add citric acid? How to Video - Mozzarella Can I use Feta moulds to make other cheese? What do I do with all the whey?