What causes orange urine?

Orange urine may be the result of foods or medications, infections, or serious conditions, such as cancers.

Urinary causes of orange urine

Orange urine may be caused by urinary conditions including:

  • Bladder infection (cystitis)
  • Kidney disease (includes any type of kidney problem, such as kidney stones, kidney failure and kidney anomalies)
  • Other urinary tract infections
  • Pyelonephritis (kidney infection)

Other causes of orange urine

Orange urine can also be caused by other conditions including:

  • Consuming beta-carotene supplements
  • Consuming carotenoids (orange or red fruits and vegetables, especially carrots)
  • Certain foods or food dye with orange or red color
  • Certain medications, such as phenazopyridine (Pyridium) or warfarin (Coumadin)
  • Elevated serum bilirubin
  • Prostatitis (prostate infection)

Serious or life-threatening causes of orange urine

In some cases, orange urine may be a symptom of a serious or life-threatening condition that should be immediately evaluated by a health care provider. These include:

Questions for diagnosing the cause of orange urine

To diagnose your condition, your doctor or licensed health care practitioner will ask you several questions related to your orange urine including:

  • When did you first notice orange urine?
  • Are you urinating more or less frequently than normal?
  • Does your urine have an odor?
  • Do you have pain or burning when you urinate?
  • Is there blood in your urine?
  • Do you have any other symptoms?
  • What medications are you taking?

What are the potential complications of orange urine?

Because orange urine can be due to serious diseases, failure to seek treatment can result in serious complications that may cause permanent damage or even be life threatening. Once the underlying cause is diagnosed, it is important for you to follow the treatment plan that you and your health care professional design specifically for you to reduce the risk of potential complications including:

  • Kidney damage
  • Liver damage
  • Sepsis (life-threatening bacterial blood infection)
  • Spread of cancer
  • Spread of infection


  1. Urine - abnormal color. Medline Plus, a service of the National Library of Medicine National Institutes of Health. http://www.nlm.nih.gov/medlineplus/ency/article/003139.htm.
  2. Beta-carotene. Medline Plus, a service of the National Library of Medicine National Institutes of Health. http://www.nlm.nih.gov/medlineplus/druginfo/natural/999.html.

What is orange urine?

Orange urine can be a symptom of eating carotenoids (foods and supplements containing beta-carotene), infection, dehydration, certain medications, injury, or disease. Urine that appears orange results from changes in the contents of the urine. It may occur in conditions affecting the urinary tract itself or along with more generalized conditions, such as infection and cancer.

Urin... Read more about orange urineintroduction


What other symptoms might occur with orange urine?

Orange urine may accompany other symptoms that vary depending on the underlying disease, disorder or condition. Symptoms that frequently affect the urinary tract may also involve other body systems.

Urinary symptoms that may occur along with orange urine

Orange urine may accompany other symptoms affecting the urinary system including:

Medical Reviewer: William C. Lloyd III, MD, FACS Last Annual Review Date: Sep 20, 2013 Copyright: © Copyright 2014 Health Grades, Inc. All rights reserved. May not be reproduced or reprinted without permission from Health Grades, Inc. Use of this information is governed by the HealthGrades User Agreement.

This Article is Filed Under: Kidneys and the Urinary System

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