Why does my left armpit smell worse than my right armpit? Q&A › Category: Questions › Why does my left armpit smell worse than my right armpit? 0 Vote Up Vote Down Anonymous asked 7 years ago I'm an organic vegan. 1 Answers 0 Vote Up Vote Down drarmpit answered 7 years ago Your left armpit has different bacteria that cause more/worse odour. Best, Chris Please login or Register to submit your answer Username or Email Address Password Remember Me