Dark Yellow Urine
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Try one of these related symptoms.
Dark urine
Concentrated urine
Dark yellow urine
Dark yellow urine even drinking a lot of water
Dark yellow urine in the morning
About the Symptom
Urine color generally ranges from a pale-yellow color to neon to deep amber. Urine color can change for a wide variety of reasons ranging from dehydration, medications, foods you've recently eaten, kidney stones and even urinary tract infections.
When to See a Doctor
Seek professional care if you experience any of the following symptoms
- Very yellow urine
Possible Causes
Generally, Dark yellow urine can be related to:
- Liver Cancer
Also known as liver cancer. The most common type is hepatocellular carcinoma. Causes include chronic viral infections, like Hepatitis B and C, excessive alcohol consumption, or fatty liver disease that have caused chronic inflammation and/or cirrhosis.
- Congenital Biliary Atresia
A condition in which a baby is born with abnormally narrow or even absent bile ducts in the liver. It can cause rapid liver failure, so prompt medical attention is needed. The exact cause is unclear, but genetics and exposure to certain toxins may play a role.
- Common Cold (Upper Respiratory Tract Infection)
Viral infection of the nose and throat. Symptoms include coughing, runny nose, and throat pain. Most colds are caused by viruses; a few are caused by bacteria.
- Acute Porphyria
- Cystitis
Related Serious Diseases
Sometimes, Dark yellow urine may be related to these serious diseases:
- Heatstroke
This is a life-threatening emergency where the person's body temperature is dangerously high and they display neurological abnormalities. This occurs when the body fails to regulate its temperature properly. It can be caused by the surrounding environment (heat, moisture) or internal factors (dehydration, strenuous exercise).
Doctor's Diagnostic Questions
Your doctor may ask these questions to check for this symptom:
- Is your urine dark yellow?
- How long have you had concentrated or dark yellow urine?
Reviewed By:
Kenji Taylor, MD, MSc (Family Medicine, Primary Care)
Dr. Taylor is a Japanese-African American physician who grew up and was educated in the United States but spent a considerable amount of time in Japan as a college student, working professional and now father of three. After graduating from Brown, he worked in finance first before attending medical school at Penn. He then completed a fellowship with the Centers for Disease Control before going on to specialize in Family and Community Medicine at the University of California, San Francisco (UCSF) where he was also a chief resident. After a faculty position at Stanford, he moved with his family to Japan where he continues to see families on a military base outside of Tokyo, teach Japanese residents and serve remotely as a medical director for Roots Community Health Center. He also enjoys editing and writing podcast summaries for Hippo Education.
Yoshinori Abe, MD (Internal Medicine)
Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.
Content updated on Feb 6, 2025
Following the Medical Content Editorial Policy
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- The dark yellow pee continues
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- Having concentrated pee
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Link to full study:
https://www.medrxiv.org/content/10.1101/2024.08.29.24312810v1References
Aycock RD, Kass DA. Abnormal urine color. South Med J. 2012 Jan;105(1):43-7. doi: 10.1097/SMJ.0b013e31823c413e. PMID: 22189666.
https://pubmed.ncbi.nlm.nih.gov/22189666/