A gamma-glutamyl transferase (GGT) test is a blood test used to diagnose liver or bile duct issues. Alcohol, medications and health issues can cause high GGT levels.

Apr 3, 2026 · A gamma-glutamyl transferase (GGT) test helps look for liver or bile duct disease. The test may be done as part of routine blood work to check your general health.

Jul 29, 2024 · A gamma-glutamyl transferase (GGT) test measures the amount of the enzyme GGT in your blood. High levels of GGT may be a sign of liver damage. Learn more.

Understand normal and high GGT levels, their implications, and how to lower them. Get tips on maintaining healthy GGT levels.

Aug 1, 2024 · With the GGT test, a healthcare professional measures the levels of GGT in a sample of blood. When GGT falls within the typical range, it suggests that there is no liver damage. Read on to …

GGT is present in the cell membranes of many tissues, including the kidneys, bile duct, pancreas, gallbladder, spleen, heart, brain, and seminal vesicles. [7] It is involved in the transfer of amino acids …

Jul 28, 2025 · Higher GGT levels also increase the risk of several diseases and may point to health problems. This article will cover the functions of GGT, its role in diagnosing or predicting disease, …

Feb 11, 2025 · GGT is a common enzyme found in the liver and other organs. A GGT test is often part of a panel of tests that can also include alanine transaminase (ALT) and aspartate aminotransferase …

May 3, 2024 · Test information: GGT is a sensitive indicator of hepatobiliary disease and is often used to determine the origin of elevated serum alkaline phosphatase (ALP) activity.

Nov 21, 2025 · GGT breaks down glutathione outside the cell, providing components necessary for the cell to recycle and rebuild its supply. The enzyme is found in the cell membranes of many organs, …