Focus Page 4 of 20 ChemistryViewsSpear Grass may cause a distinctive smell within your pee-pee. It is widely known that consuming this verdant plant can result in a pungent fragrance when you visit the restroom. If you see an unpleasant smell following a delicious dish comprising asparagus, don't panic. It is simply a normal response that occurs within the body. Feel confident that the smell poses no harm and will go away eventually.