---
title: "Which tests should you get for dark urine?"
type: symptom
url: "https://www.test-well.com/symptoms/dark-urine"
symptom: Dark urine
aliases:
  - dark urine blood test
  - brown urine test
  - tea colored urine test
  - dark urine liver test
  - cola colored urine
reviewed_at: 2026-11-06
review_status: reviewed
date_published: 2026-11-06
lab_fee_usd: 6
---

# Which tests should you get for dark urine?

> Dark urine that persists after drinking water usually means one of three things: bilirubin spilling into the urine from liver or bile-duct disease, blood, or muscle breakdown (myoglobin). A urinalysis separates them in a day; a liver function panel with bilirubin and a CBC follow, with a creatine kinase test if the urine is cola-colored after exertion.


## When should you see a clinician instead of ordering a test?

- Cola-colored urine with muscle pain, weakness or after extreme exertion, heat illness or a crush injury — emergency care (rhabdomyolysis can damage the kidneys within hours)
- Dark urine with yellow eyes, pale stool, fever or abdominal pain — same-day care
- Visible blood in the urine with clots, pain, or in anyone over 50 or who smokes — prompt evaluation
- Very little urine despite drinking, or dark urine with swelling, breathlessness or confusion — emergency care

## Why these tests for dark urine?

A urinalysis checks for bilirubin, blood and protein in one test. Bilirubin in the urine means the direct (conjugated) fraction is high — liver disease or a blocked duct — and the liver panel (bilirubin, ALT, AST, alkaline phosphatase, GGT) and hepatitis testing identify the cause. Blood in the urine leads to kidney and bladder evaluation.

Cola- or tea-colored urine after heavy exercise, a crush injury, a statin reaction or a prolonged seizure suggests myoglobin from muscle breakdown (rhabdomyolysis); creatine kinase and a metabolic panel for kidney function and potassium are urgent in that setting.

Dark yellow or amber urine that clears with fluids is concentration from dehydration; B vitamins, beets, rhubarb, rifampin, nitrofurantoin and some laxatives also color urine without disease.

## Which conditions do these tests help evaluate?

- [Hepatitis B & C](https://www.test-well.com/conditions/hepatitis) — Hepatitis B and C screening with confirmation, immunity status and liver enzymes — the CDC says every adult once.
- [Fatty Liver](https://www.test-well.com/conditions/fatty-liver) — Liver enzymes, metabolic and lipid markers to assess fatty liver risk.
- [Kidney Disease (CKD)](https://www.test-well.com/conditions/kidney-disease) — eGFR, cystatin C, the urine albumin-to-creatinine ratio and urinalysis — the two numbers that define CKD and stage it.

## Which tests, and what do they cost?

| Test or panel | Type | Price | All-in (one item + $6 fee) | Fasting | Results |
| --- | --- | --- | --- | --- | --- |
| [Liver Health Panel](https://www.test-well.com/tests/liver-health-panel) | Panel (4 tests) | $59.99 | $65.99 | No | 2–5 business days |
| [Kidney Health Panel](https://www.test-well.com/tests/kidney-health-panel) | Panel (4 tests) | $64.99 | $70.99 | Yes | 2–4 business days |
| [Complete Urinalysis Test](https://www.test-well.com/tests/urinalysis) | Test | $17.99 | $23.99 | No | 1–3 business days |
| [Liver Function Test (Hepatic Function Panel)](https://www.test-well.com/tests/hepatic-function-panel) | Test | $19.49 | $25.49 | No | 1–3 business days |
| [Comprehensive Metabolic Panel](https://www.test-well.com/tests/comprehensive-metabolic-panel) | Test | $21.49 | $27.49 | Yes | 1–3 business days |
| [CBC with Differential Test](https://www.test-well.com/tests/cbc-with-differential) | Test | $17.99 | $23.99 | No | 1–3 business days |
| [Hepatitis Panel (A, B, C)](https://www.test-well.com/tests/hepatitis-panel) | Test | $69.99 | $75.99 | No | 3–5 business days |
| [GGT Test (Gamma-Glutamyl Transferase)](https://www.test-well.com/tests/ggt) | Test | $19.99 | $25.99 | No | 1–3 business days |
| [Urinalysis with Reflex to Culture](https://www.test-well.com/tests/urinalysis-with-reflex-to-culture) | Test | $19.99 | $25.99 | No | 2–4 business days |

Prices are cash-pay; every order adds one $6.00 lab processing fee. Physician authorization included.

## Common questions

### What does dark urine mean?

If it clears after a few glasses of water, it was concentrated — the commonest cause by far. Dark urine that stays dark, especially brown or tea-colored, points to bilirubin from the liver or bile ducts; red or cola-colored urine points to blood or to myoglobin from muscle breakdown. A urinalysis distinguishes them, and the follow-on blood tests find the cause.

### Which blood test should I get for dark urine?

Start with a urinalysis, then a liver function panel with bilirubin and GGT if bilirubin is in the urine, a CBC and kidney function if blood is, and creatine kinase if muscle breakdown is possible. On TestWell the Liver Health Panel covers the liver side; the urinalysis is a separate, inexpensive test.

### Can dark urine be a sign of liver problems?

Yes — it is often the first sign. Conjugated bilirubin is water-soluble and is excreted in urine when the liver cannot clear it or the bile ducts are blocked, turning it brown before the eyes or skin look yellow. Dark urine plus pale stool is the classic obstructive pair and should be checked promptly.

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## Sources

- [MedlinePlus (NIH) — Urine - abnormal color](https://medlineplus.gov/ency/article/003139.htm)
- [Kwo, Cohen and Lim, ACG Clinical Guideline: Evaluation of Abnormal Liver Chemistries (American Journal of Gastroenterology 2017)](https://doi.org/10.1038/ajg.2016.517)
- [MedlinePlus (NIH) — Rhabdomyolysis](https://medlineplus.gov/ency/article/000473.htm)

---

Medically reviewed by Youmna DiStefano, MD (Medical Reviewer, TestWell); last reviewed 2026-11-06. Review policy: https://www.test-well.com/reviewers/youmna-distefano-md

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Prices are cash-pay, in USD, and include physician authorization; every order adds one flat $6 lab processing fee. Educational content is not a diagnosis — discuss results with a clinician.