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Concentration of Bile Acids in Serum (Total Bile Acids)

Published: August 9, 2026Updated: August 16, 2026

This test measures the total amount of bile acids present in your blood serum. Bile acids help with digestion and are produced by the liver.

Quick summary

["Bile acids help break down fats and can indicate liver or gallbladder function."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
20926-2
Short code
O+P Stl Baermann Conc
Synonyms
O+P Stl Baermann Conc
Category
chemistry
Sample
stool
Container
Clean container
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
concentration-baermann
Specimen volume
5 g
Stability
Refrigerated: 24h, Frozen: 7d
TAT
4–24 hours
Order
routine

Why Is This Test Done?

Your healthcare provider may order this test to evaluate liver function, diagnose conditions like bile duct blockages, or assess gallbladder issues. It may also be used in patients with unexplained jaundice or liver disease.

What Does the Result Mean?

Results can vary based on health conditions. High levels might suggest bile duct obstruction, liver disease, or certain metabolic disorders. Low levels could indicate liver dysfunction or other gastrointestinal problems.

What Does It Feel Like to Have This Test?

You’ll typically have a blood draw from a vein in your arm. It’s a quick procedure that may cause a slight pinch, but it shouldn’t be painful. You can usually return to normal activities immediately afterward.

Common Conditions This Test Helps Diagnose

This test can help diagnose or monitor conditions such as gallstones, liver cirrhosis, cholestasis (blocked bile flow), or certain metabolic disorders affecting bile acid metabolism.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance: Bile acids play a critical role in digestion and absorption of fats. Elevated levels often point to impaired bile flow, which can indicate underlying liver or biliary tract issues. Monitoring bile acid levels helps guide treatment for conditions like cholestasis or biliary obstruction.

Short name

Total Bile Acids (ser)

Frequently asked questions

What does a high total bile acid level usually mean?
A high total bile acid level may suggest a blockage in the bile ducts, liver disease, or conditions affecting bile secretion, such as gallbladder issues or certain metabolic disorders.
How is this test different from other liver function tests?
Unlike traditional liver function tests (e.g., ALT, bilirubin), bile acid tests specifically measure bile acids in the blood. They provide unique insights into bile flow and metabolism, often used alongside other tests for a comprehensive evaluation.
Can diet affect the results of this test?
Yes, diet can influence bile acid levels. High-fat meals may temporarily increase bile acid production, so your provider may recommend fasting before the test to get more accurate results.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy