Why does my left armpit always stink and my right doesn’t Q&A › Category: Questions › Why does my left armpit always stink and my right doesn’t 0 Vote Up Vote Down Anonymous asked 7 years ago I'll get out of the shower, and my pits will smell bad, usually my right one just a tad, and my left it REALLY bad. Don't get it. 1 Answers 0 Vote Up Vote Down drarmpit answered 7 years ago Hi Nathan, it is a bacterial problem. Some bacterial species are present in the left one, causing odor, while they are absent in the right one. Best, Chris Please login or Register to submit your answer Username or Email Address Password Remember Me