Urine Odour and Kidney Health
What changes in urine smell can mean, and when they matter.
Last updated: 2026-09-24
Urine odour usually reflects food, medicines and hydration. A strong, persistent or foul smell can sometimes point to an infection.
When to check
Odour with burning, fever or cloudy urine suggests a urine infection worth checking.
Frequently asked questions
Does kidney disease change urine smell?
Not typically on its own — odour more often reflects diet, medicines or infection.