There’s a bit of skepticism about whether eco-ingredients can really take care of your underarm issues.
 Do natural deodorants stop sweat?
Not really. In standard antiperspirants, aluminum plugs up glands to stop the drip, but it’s missing from natural deodorants.
Will natural deodorant control odor? 
Aluminum is conventional deodorant’s main defense. By keeping skin dry, it creates an unappealing environment for bacteria.  Few natural ingredients are as effective at dampness control as aluminum.

Are they a healthier choice? 
The American Cancer Society has determined that there is no link between aluminum and breast cancer.