Why does asparagus make some people's pee smell but not othersAsparagus Officinalis might cause a noticeable smell within your pee-pee. It is commonly known that eating this green vegetable can lead to a pungent fragrance when you visit the restroom. If you notice an unappealing aroma following a delicious dish including asparagus, do not be alarmed. It is just a natural response that occurs internally. Rest assured that the odor poses no harm and will go away gradually.