When I started using deodorant (15 years ago) I found that my underarms are extremely sensitive.  I tried so many products - having to wait until the allergies cleared up before trying the next...  Aerosols, roll on's, scented, unscented, just deodorant, natural crystals...   I tried Secret and Dove and Arm&Hammer, Tom's of Maine, Suave, Speed Stick, Mitchum, Ban...  pretty much all I could find on the shelves.  I also tried other Sure products and the result was always the same - extensive drying of my skin leading to cracking and/or weeping discomfort.  My dermatologist prescribed steroidal...