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.

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.

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 …

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

Jul 28, 2025 · GGT is elevated in liver/biliary tract disease or as a result of moderate to excessive alcohol consumption. Higher GGT levels also increase the risk of several diseases and may point to …

Gamma-glutamyl transpeptidase (GGT) is a blood test that measures the level of the enzyme GGT to screen for diseases of the liver or bile ducts. GGT may be measured along with other tests (such as …

Feb 16, 2026 · Far from being just another liver test, GGT acts like a health detective, uncovering clues that other enzymes miss. It can help confirm whether a high ALP level is due to your liver or your …

Gamma Glutamyl Transferase (GGT) - Elevated GGT is found in all forms of liver disease. Measurement of GGT is used in the diagnosis and treatment of alcoholic cirrhosis, as well as primary and …

May 26, 2023 · According to the Mayo Clinic, the normal range for GGT levels is 9–48 units per liter (U/L). Normal values can vary due to age and sex. The GGT test can diagnose liver damage, but it …

Oct 4, 2025 · High GGT levels may indicate underlying health problems. The normal range is typically between 15 U/L and 85 U/L. If your levels are outside this range, it's important to speak with a …