It is important to bear in mind the fact that underarm whitening treatment results often varies from one person. The type of skin and its present state also influence the way the skin responds to skin whitening treatment. Therefore the answer to the question how to whiten armpits “fast” with natural cures may also vary since natural remedies may act quickly for some while for others it may a little longer time. The key here is consistency- if you consistently make use of these natural cures the skin tone of your underarms is bound to lighten. Although it may take a few weeks to get the perfect white armpits that you may be looking for, the result which you will obtain by making use of natural cures will be a permanent one without any harmful side effects.