Smelly pee on its own is not usually a cause for concern. There are often things you can do to help your pee return to normal.
Urine doesn't usually have a strong smell. But some foods -- especially asparagus, which has a smelly sulfur compound -- can change the odor. So can vitamin.
Foul-smelling urine is totally harmless more often than not. Here's what might be going on if you're pee smells bad or off lately.