Why does bo smell like onions

It turns out that when this sulfur compound is mixed with bacteria under the arm, it creates a chemical called thiol — and this chemical is known for smelling like onions. Men on the other hand, had increased levels of an odorless fatty acid, which gives off a cheesy smell once it mixes with the armpit bacteria.

To find out why the bacteria influenced the odor of the sweat, the researchers performed sensory analysis on lab grown skin bacteria and found that men and women have a different bacterial make-up.

So what does this mean for Americans? Register or Log In. The Magazine Shop. Until then, a shower is still the best remedy. Luis trained as a zoologist, but now works as a science and technology educator. In his spare time he builds 3D-printed robots, in the hope that he will be spared when the revolution inevitably comes. Jessica Migala.

Jessica Migala is a health and fitness freelance writer based in the suburbs of Chicago. She spends her time with her two young sons, husband, and rescue beagle mix. Connect on LinkedIn. It's totally normal for your armpits to smell like onions, but there are a few ways to stop the stink. Video of the Day. Actually, it's not all that weird, because some people just smell like onions.

If your pits have an onion scent, consider switching from deodorant to antiperspirant. Clean Those Pits. Dry Them Well. Use Antiperspirant.