The Smell of Asparagus Urine Part 2 ChemistryViewsGarden Asparagus can cause a noticeable smell within your pee. It is commonly known that consuming this verdant plant can result in a strong whiff when you visit the bathroom. If you notice an unappealing aroma once you've indulged comprising asparagus, don't panic. It is merely a typical response that occurs within the body. Rest assured that the smell is harmless and will go away eventually.