The Smell of Asparagus Urine Part 2 ChemistryViewsAsparagus may cause a unique odor within your pee-pee. It is generally acknowledged that eating this verdant plant can lead to a strong whiff while visiting the restroom. If you observe an unappealing smell following a delicious dish containing asparagus, don't panic. It is simply a typical reaction that occurs internally. Be reassured that the smell is not dangerous and will fade over time.