homemade deodorants (without baking soda)

2021 edit: i no longer subscribe to or support the "all-natural" label. more here. i've noticed a few of you are having some reactions to the baking soda. this isn't uncommon. i've since scoured the hills for some gentle homemade deodorant alternatives that are (of course) chemical-free and crunchy! > EDIT: 3/20/2019 - This post [...]