Extracting Potassium Alum

Verdan sources natural potassium alum (kalunite™) from the finest producers. All potassium alum crystal used in Verdan natural deodorant undergoes a rigorous quality control process.  All crystals are fully inspected and tested.  Verdan excepts nothing but 100% pure potassium alum crystal.  In order to sustain the strict standards Verdan sources the mineral crystal from locations around the World, ensuring the highest quality of crystal deodorant available. This video shows the potassium alum being examined.