These can be warning signs of diabetic ketoacidosis (DKA), a medical emergency.
A fruity smell by itself does not diagnose DKA, but concerning symptoms alongside it require urgent medical attention.
10. Ammonia-Like Odor
A strong ammonia-like smell can occur when urine becomes concentrated.
Dehydration is therefore one possible explanation.
But odor can also be influenced by diet, medications, and urinary tract conditions.
Again, the important factor is whether the change is persistent and whether other symptoms are present.
Urine Frequency Matters Too
Color and odor aren't the only clues.
How often you urinate can also change.
Frequent urination may occur simply because you're drinking more fluids, consuming caffeine, or taking medications that increase urine production.
But persistent excessive urination can also occur with conditions such as diabetes or certain urinary tract problems.
Waking repeatedly during the night to urinate—known as nocturia—can also have multiple causes.
These include excessive evening fluid intake, medications, prostate problems, sleep disorders, diabetes, and certain heart or kidney conditions.
Persistent changes deserve evaluation rather than self-diagnosis.
What About Painful Urination?
Pain or burning during urination is more clinically significant than a simple color change.
It can occur with urinary tract infections, sexually transmitted infections, bladder irritation, kidney stones, and other conditions.
If painful urination persists, especially when accompanied by fever, back pain, blood in the urine, or vomiting, medical assessment is important.
Your Urine Can Change After Certain Foods
Before assuming something is wrong, think about what you've eaten recently.
Foods and drinks can alter urine color or odor.
For example:
- Beets may produce reddish or pink urine.
- Asparagus can change urine odor.
- Some foods containing strong pigments can affect urine appearance.
- Certain supplements can make urine intensely yellow.
These changes are usually temporary.
If the color returns to normal after the food or supplement is no longer being consumed, there may be little reason for concern.
Medications Can Change Urine Too
Some medications can change urine color or smell.
This is one reason it's useful to check the medication information provided with a prescription or ask your pharmacist if you notice an unexpected change after starting a new medicine.
Never stop a prescribed medication simply because your urine changes color.
Instead, determine whether the change is a known effect and whether further evaluation is needed.
When Urine Changes May Point Toward Kidney Problems
Your kidneys play a central role in producing urine, so some urinary changes can occur with kidney disorders.
Possible clues include:
- Persistent blood in the urine
- Repeatedly foamy urine
- Major changes in urination
- Swelling around the ankles or legs
- Persistent fatigue
- High blood pressure
But these symptoms aren't specific to kidney disease.
Early chronic kidney disease can also cause few or no noticeable symptoms.
That is why people at higher risk—such as those with diabetes, high blood pressure, or a family history of kidney disease—may benefit from appropriate screening.
Doctors can use blood and urine tests to assess kidney function rather than relying on appearance alone.
When Should You See a Doctor?
Consider medical evaluation if you experience persistent or unexplained changes such as:
Blood in your urine
Brown or tea-colored urine without an obvious explanation
Persistent foamy urine
Cloudy urine with urinary symptoms
Pain or burning during urination
Repeated urinary tract symptoms
A major unexplained change in urination frequency
Persistent strong or unusual odor accompanied by other symptoms
You should seek urgent medical attention for symptoms such as severe flank or abdominal pain, inability to urinate, significant bleeding, high fever with urinary symptoms, confusion, fainting, or severe weakness.
Don't Try to Diagnose Yourself From Urine Color Alone
It's tempting to search for a specific urine color and immediately associate it with one disease.
Real medicine is more complicated.
The same color can have several explanations.
Dark urine might reflect dehydration—or something else.
Cloudy urine might be harmless—or associated with an infection.
Foamy urine might result from the force of the urine stream—or persistent protein in the urine.
That's why healthcare professionals use urinalysis, blood tests, imaging, medical history, and physical examination when necessary.
Urine is a clue—not a diagnosis.
Simple Habits That Support Urinary and Kidney Health
For many healthy adults, basic habits can help support normal kidney and urinary function.
Stay appropriately hydrated according to your individual needs.
Don't routinely hold urine for extremely long periods.
Maintain good blood pressure control.
Manage blood glucose if you have diabetes.
Avoid excessive sodium intake.
Exercise regularly.
Don't smoke.
Use medications as directed and be cautious about frequent use of certain pain relievers, particularly if you have kidney risk factors.
And if you have known kidney disease, follow your healthcare team's individualized dietary and fluid recommendations.
The Bottom Line
Your urine can sometimes provide useful clues about what's happening inside your body.
Color can reflect hydration, foods, supplements, medications, and certain medical conditions. Odor can also change because of concentration, diet, medications, or urinary problems.
But one unusual trip to the bathroom usually isn't enough to tell you what's wrong.
The most important thing is to pay attention to persistent or unexplained changes, especially when they occur alongside pain, blood, fever, swelling, changes in urination, or other symptoms.
Your urine doesn't tell the whole story.
But when you know what changes to watch for, it can serve as one small and sometimes useful - piece of information about your health.