The Smell of Asparagus Urine Part 2 ChemistryViewsAsparagus Officinalis can cause a distinctive odor in your pee. It is generally acknowledged that eating this green vegetable can result in a powerful whiff while visiting the restroom. If you notice an unpleasant aroma following a delicious dish including asparagus, there's no need to worry. It is simply a natural result that occurs internally. Rest assured that the smell poses no harm and will diminish eventually.