You might be knocked up.

Nobody likes a bathroom surprise—like going pee only to discover that you’ve produced some totally out-of-the-norm smell. Before you hit up WebMD, though, take a deep breath. The most common causes of smelly urine are totally harmless and easily fixed. (That said, a few are more concerning.) Read on to find out what your tinkle is trying to tell you.

trimethylaminuria

Artificial flavors are put in some pill coatings to make them more palatable, but they can also change the scent of your urine. So if you've recently started taking a new medication or vitamin and it correlates to when your pee started to change, it may be a side effect of the drug.