Reviewed By:
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.
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Having concentrated urine
Urine is dark and yellow
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Content updated on Jan 4, 2023
Urine color generally ranges from a pale-yellow color to neon to deep amber. It could be a sign of excess B-vitamins in the body, including B-2 and B-12
Seek professional care if you experience any of the following symptoms
Very yellow urine
Cancer of the liver. There are several causes including chronic viral infections and persistent inflammation.
A condition where a baby is born with abnormally narrow or even absent bile ducts in the liver. It can cause rapid liver failure, hence prompt medical attention is needed. The exact cause is unclear, though genetics and exposure to certain toxins may play a role.
Acute porphyria
This is a life threatening emergency where the person's body temperature is dangerously elevated and they display neurologic 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).
Your doctor may ask these questions to check for this symptom
Is your urine dark yellow in color?
Other Related Symptoms
Reviewed By:
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.
Just 3 minutes.
Developed by doctors.
Ubie is supervised by 50+ medical experts worldwide
Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan