I love asparagus, but I notice it makes my urine smell
funny. What's going on?
By Elizabeth Somer, MA,RD
Aug. 14, 2000 -- You may have heard the tall tale that "asparagus urine" is linked to higher intelligence. In fact, it's the result of a simple chemical reaction. Asparagus contains a sulfur compound called mercaptan. (It's also found in rotten eggs, onions, garlic, and in the secretions of skunks.