The smell is a Why Does It Smell Like Something Died Under Your Bathroom Sink sign that you have some issues with your bathroom plumbing. This could be the result of a clog that is releasing gases like hydrogen sulfide or methane into your home. It’s also possible that some sort of animal got trapped in the pipes and died. The odor from that will be strong and can permeate your entire house.
Thankfully, this is not nearly as serious as it sounds. In most cases, you can clean the problem by flushing the drains and running water through them for a few minutes. That should help the p-trap regain its moisture and eliminate the stinky odor.
Why Does It Smell Like Something Died Under Your Bathroom Sink
Another common cause of stinky sink odor is biofilm in the trap and drain. This is a black film that is usually caused by the bacteria that thrives in dark and damp places. It can be removed with vinegar or a drain cleaner and will quickly freshen the sink.
Using a sink strainer is a good way to prevent clogs from forming in the first place. Also, scraping food off dishes before washing them can help prevent a lot of the build-up that leads to bad smells. Finally, running a mixture of hot water and baking soda once a week can help keep your drains clear and eliminate odors. This is one of the best and easiest DIY methods for eliminating a musty or stinky bathroom sink.