If you are interested in making your family's secret pickle recipe, your own toothpaste, or play dough - you will want to have some Alum Powder on hand. It's a versatile salt that aids baking leavening, has antibacterial properties, and helps maintain the crispness of fruits or vegetables throughout the pickling process.
Toothpaste and deodorant include Alum for its known antibacterial properties. Topically, Alum has been used for healing small cuts, applying to canker sores, or for reducing hemorrhoids.
A recipe for making homemade play dough:
Usage:For grandmothers favorite pickle recipe or any other recipe that calls for Alum. One ounce per gallon of water, boil water and pour over cut pickles. Let stand overnight. Drain and RINSE then follow recipe for preparing pickles.
FDA Nutritional Information