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Gamma Glutamyl Transferase (GGT) Blood Test for Liver Health

Type

Blood Testing

Biomarkers

7

Duration

30 min

Results

24 hours

Assess liver health with One Day Tests' GGT Blood Test.

Monitor your liver function through our secure online Health Dashboard. Our comprehensive service equips you with the insights you need to make informed lifestyle choices and take preventative action. Choose One Day Tests for a future of vigilant liver health, without the need for referrals or waiting lists. Order a GGT Test kit today and take the first step towards a healthier you. This test provides a comprehensive overview of your liver's current state.

Key Details

Biomarkers
6–8 liver markers
Fasting Required
Not strictly required, but recommended
Sample Type
Blood draw
Turnaround
Same day to 24 hours
Common Use
Liver health, medication monitoring

Who Is This For?

Anyone who consumes alcohol regularly and wants to monitor liver health. People taking medications that can affect the liver (statins, acetaminophen, certain antibiotics). Those with risk factors for fatty liver disease including obesity, type 2 diabetes, or metabolic syndrome. Individuals with a family history of liver disease or hepatitis.

What's Included

Alanine aminotransferase (ALT)
Aspartate aminotransferase (AST)
Alkaline phosphatase (ALP)
Gamma-glutamyl transferase (GGT)
Total and direct bilirubin
Albumin and total protein

Preparation Required

Fasting for 10–12 hours before your appointment is recommended for accurate results (water is fine). Avoid alcohol for 24 hours and intense exercise for 12 hours before the blood draw. Morning appointments are ideal for consistent hormone and glucose readings. The blood draw typically takes 5–10 minutes.

Biomarkers Tested

7
GGT (Gamma-Glutamyl Transferase) U/L

A liver enzyme sensitive to alcohol use and bile duct problems. GGT is often the first liver enzyme to rise when bile ducts are blocked. Combined with ALP, it helps determine whether elevated ALP is from liver or bone.

ALT (Alanine Aminotransferase) U/L

A liver enzyme that helps convert proteins into energy. ALT is found primarily in the liver, making it a highly specific marker for liver damage. Elevated levels may indicate hepatitis, fatty liver disease, or medication-related liver injury.

AST (Aspartate Aminotransferase) U/L

An enzyme found in the liver, heart, and muscles. While less liver-specific than ALT, elevated AST can indicate liver damage, heart attack, or muscle injury. The AST/ALT ratio helps distinguish between different liver conditions.

Alkaline Phosphatase (ALP) U/L

An enzyme found in the liver, bones, kidneys, and digestive system. Elevated ALP can indicate bile duct obstruction, liver disease, or bone disorders. It's normally higher in children and during pregnancy due to bone growth.

Direct Bilirubin µmol/L

Elevated levels may indicate a liver or bile duct blockage.

Albumin g/dL

The most abundant protein in blood, produced by the liver. Albumin maintains blood volume and pressure, and transports hormones, vitamins, and drugs. Low levels indicate liver disease, kidney disease, malnutrition, or chronic inflammation.

Total Protein g/dL

Measures the combined amount of albumin and globulin proteins in your blood. These proteins are essential for fighting infections, blood clotting, and transporting substances throughout the body.

Price
£31.20 £39.00

Subscription plans and discounts (up to 20% off)

Category
Diagnostic
Sample Type
Blood draw
Duration
30 min
Results
24 hours
OneDayTests

OneDayTests

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Frequently Asked Questions