Alum Stone is a wonderful crystal when it comes to skin tightening. You will feel it by yourself when you use it. In India women have been using Phitkari for face skin tightening and lifting since ages before western world flooded Indian market with chemical packed plastic tubes aka cosmetics. Men who use phitkari as aftershave gets their face tightened automatically. Use alum for face skin tightening, lifting and removing wrinkles How to use Phitkari (alum) for face skin tightening and lifting Wash your face but don?t? dry it. Wet phitkari in cold water thoroughly and rub gently across skin. Leave it to dry as long as you can. Rub off the dry white powder when you are done. You can also gently rinse your face with water. After few months of usage all your wrinkles will disappear and you will have a rejuvenated, shining, young and wrinkle free face. Your face will start becoming young again and you will look younger. Alum is also used in anti aging products where it is the main ingredient. However I prefer to use it it?s raw and natural form and also recommend others to do the same.