Another vote for mineral salts (aka. deodorant crystal). The spray is easier IMO. I think people have been using it for a couple thousand years. And it doesn't stain your shirt pits like most deodorants do.
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.