Expand your spice rack with high-quality seasonings like our Great Value Alum. Alum, also known as potassium aluminum sulfate, is a well-known and commonly used pickling agent. For anyone who loves a good, crunchy pickle, alum is what cultivates the crispness of pickled ingredients and delivers that satisfying snap you love with every bite. Be sure to check out more great products from our selection of Great Value spices and stay stocked up on all your frequently used favorites. Try something new...