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HDL42
Triglycerides180
ApoB110
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Aspartate Aminotransferase (AST)mg/dL
Alanine Aminotransferase (ALT)mg/dL
Alkaline Phosphatase (ALP)mg/dL
378 U/L very high
0 from your result
mildly elevatedelevatedvery high
1normal under 46500
what this means

378 is very high for GGT, enough that the number itself is the problem.

this is the average reading · make it yours below

reading as

This level is usually treated as urgent. A result this far outside the range is normally checked by a doctor promptly, not at your next routine appointment.

You are 332 U/L over the normal ceiling of 46. That reads very high.

378 is very high. That is above the normal range for GGT. How much it matters depends on the markers it travels with, which is what the sections below are rewritten against.

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Your BloodMarker report · Gamma-Glutamyl Transferase (GGT)

Gamma-Glutamyl Transferase (GGT) 378 U/L: Is That High?

Yes. 378 U/L is well outside the normal range for GGT.

But a number alone is only half the story. Your Aspartate Aminotransferase (AST), Alanine Aminotransferase (ALT) and your risk factors decide how much it means. Tell it who you are.

Reviewed against ALF, NIH, Mayo Clinic, AGA guidelines · Last reviewed March 30, 2026

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YOUR NUMBERS

Normal: <48
Raised: 48-119
High: 120+

Values in U/L. Your Gamma-Glutamyl Transferase (GGT) of 378 is marked.

What they say together.

Gamma-Glutamyl Transferase (GGT) is read as part of a set. Add the ones printed next to it on your test and the figures below work themselves out, with the ranges this page uses for each.

U/LHIGH
U/LexampleNORMAL
U/LexampleNORMAL
34 ÷ 38 =0.9AST to ALT ratio, the De Ritis ratio. Under 1 is the usual fatty-liver pattern; above 2 points at alcohol.
378 and 389.9GGT against ALT. GGT rising faster than ALT is the pattern that separates alcohol and bile flow from fat in the liver.
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Every marker on your test, read against your age and sex. Free.

Is Gamma-Glutamyl Transferase (GGT) 378 U/L Low, Normal, or High?

Gamma-Glutamyl Transferase (GGT) 378 U/L is a value that, when considered within typical adult reference ranges, would be considered significantly elevated. While a normal GGT level generally falls well below 60 U/L for many individuals, a reading of 378 U/L places someone far beyond the usual spectrum.

This specific result suggests a GGT level substantially higher than what is commonly observed in the broader population. Understanding what such a pronounced elevation might indicate is an important first step.

what this page cannot tell you

Hemoglobin levels combined with this marker can reveal underlying conditions that neither value shows on its own

This page has not been given your Hemoglobin, so that half of the picture is missing here. It is describing the average reader with Gamma-Glutamyl Transferase (GGT), not you.

Read mine against my Hemoglobin →

A Gamma-Glutamyl Transferase (GGT) level of 378 U/L signals a critical, markedly elevated enzyme activity, indicating significant and likely ongoing liver or bile duct damage that demands immediate medical evaluation.

This specific value, soaring far beyond the normal range, strongly points to a severe underlying issue rather than minor irritation. At this very high level, common and serious culprits include significant alcoholic liver disease, which GGT is particularly sensitive to, or an obstruction in the bile ducts, such as from gallstones, strictures, or even a tumor, preventing bile flow.

Less commonly, severe drug-induced liver injury or certain types of acute hepatitis could also manifest with such a substantial elevation. To pinpoint the exact cause, clinicians will typically order a suite of additional tests, including a comprehensive liver panel (ALT, AST, ALP, bilirubin) and imaging studies like an abdominal ultrasound, CT scan, or MRI to visualize the liver and bile ducts.

This thorough investigation is crucial for diagnosis and guiding treatment. A patient receiving this result should understand that while lifestyle adjustments are often beneficial, a GGT of 378 U/L almost certainly necessitates specific medical intervention to address the root cause, which itself, not merely the GGT number, is the primary target for resolution.

Prompt follow-up is essential, even if symptoms are not yet apparent, as serious conditions can progress silently.

The liver and Gamma-Glutamyl Transferase (GGT) LIVER Produces Gamma-Glutamyl Transferase (GGT) Blood supply Bile output Elevated Gamma-Glutamyl Transferase (GGT) may indicate liver cell damage or stress
for your numbersThe section below is written for 378 against a general adult target. What 378 means for you depends on the rest of your lipids and your other risk factors. Your report starts from your whole picture, not one line.

Hidden Risk of Gamma-Glutamyl Transferase (GGT) 378 U/L

A Gamma-Glutamyl Transferase (GGT) 378 U/L reading is a significant elevation that often prompts a closer look at overall health, extending beyond immediate concerns to potential hidden risks. While GGT is primarily associated with liver health, a value as high as 378 U/L can sometimes be correlated with broader systemic implications over time.

This highly elevated GGT level might reflect not just liver stress, but also associations with certain aspects of metabolic health and even cardiovascular considerations, as highlighted by various medical studies and organizations like the American Heart Association.

It's crucial to understand that GGT, particularly when notably elevated like Gamma-Glutamyl Transferase (GGT) 378 U/L, acts like a sensitive indicator, potentially signaling an underlying process that warrants investigation, rather than being a cause in itself.

Exploring the patterns of GGT, especially when it reaches a level like 378 U/L, provides insights into ongoing processes in the body. For instance, consistent high GGT values have been observed in populations experiencing certain metabolic challenges.

It’s not about causing these conditions, but rather reflecting a biological environment where they might be developing or present. The significance of a Gamma-Glutamyl Transferase (GGT) 378 U/L result lies in its potential to act as an early flag, prompting a comprehensive review of health factors.

This level of GGT is often considerably higher than what might be seen in individuals with only mild or transient changes. The journey to understand this elevated GGT value involves careful consideration of one's entire health picture.

It’s about piecing together various clues to form a complete picture, ensuring that no potential contributing factor is overlooked. The information gained from a Gamma-Glutamyl Transferase (GGT) 378 U/L result serves as a valuable starting point for deeper conversations about health and well-being.

This kind of elevation is a signal that the body is under some form of stress or undergoing certain changes. A persistently high GGT level can sometimes hint at:

what this page cannot tell you

Kidney function reflected by creatinine affects how this marker is processed and what your levels actually mean

This page has not been given your Creatinine, so that half of the picture is missing here. It is describing the average reader with Gamma-Glutamyl Transferase (GGT), not you.

Read mine against my Creatinine →

A Gamma-Glutamyl Transferase (GGT) level of 378 U/L signifies significant liver stress and potential damage, far exceeding the normal range of up to 45 U/L. At this elevated level, the risk of developing advanced liver conditions like fibrosis and cirrhosis escalates considerably.

This extreme elevation can indicate not only ongoing inflammation but also impaired bile flow, known as cholestasis, which can lead to gallstone formation or even bile duct obstruction. The prolonged stress on liver cells can also increase susceptibility to hepatocellular injury from various toxins, including medications or alcohol, as the liver's detoxification capacity is compromised.

Furthermore, this GGT marker, when so high, might signal underlying issues like non-alcoholic fatty liver disease (NAFLD) progressing to non-alcoholic steatohepatitis (NASH), which carries its own set of cardiovascular risks.

for your numbersThe risk below is the average one for this GGT. Whether it applies to you depends on the rest of your panel, which the article has not been given. Add them and this stops describing strangers.
  • Increased oxidative stress throughout the body.
  • Possible early signs of metabolic changes that need further evaluation.

This part is about the number

Everything below explains what raises Gamma-Glutamyl Transferase (GGT). It cannot tell you which of them is yours.

Your test can. Every marker on it is read against every other one, which is where the answer actually lives.

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What Does a Gamma-Glutamyl Transferase (GGT) Level of 378 U/L Mean?

Imagine your body as a bustling city, and your liver as a central processing plant, working hard to filter, detoxify, and produce essential substances. Gamma-Glutamyl Transferase (GGT) is like a specific type of enzyme, or a specialized worker, found in higher concentrations within these liver cells and bile ducts.

When everything is running smoothly, only a small number of these GGT 'workers' are normally found outside the plant, circulating in the city's bloodstream. However, when there's an issue within the liver or bile ducts – perhaps due to inflammation, injury, or blockage – it's as if the walls of the processing plant become more permeable.

More of these GGT workers escape into the bloodstream, and their numbers go up. A reading of Gamma-Glutamyl Transferase (GGT) 378 U/L is not just a slight increase; it's like suddenly finding a large crowd of these specialized workers flooding the city streets, far more than usual.

This substantial number signals that the liver or bile ducts might be experiencing significant stress or damage. It's a clear indication that the processing plant is likely working under considerable strain, or there's some form of disruption.

This specific GGT 378 U/L value is far above what would typically be considered a minor alert; it's more akin to a high-level alert. Organizations like the National Institutes of Health (NIH) acknowledge GGT as a sensitive indicator for various liver conditions.

This enzyme's role also extends to the metabolism of glutathione, a key antioxidant, but its appearance in the bloodstream at such a high concentration primarily points to liver or bile duct involvement.

Understanding Gamma-Glutamyl Transferase (GGT) 378 U/L means recognizing it as a strong signal from your body, encouraging a thorough investigation into the health of your liver and related systems.

An exceptionally high GGT reading, such as 378 U/L, strongly points towards significant exposure to hepatotoxins or advanced liver pathology. The most probable causes include heavy or chronic alcohol consumption, where alcohol directly induces GGT production and damages liver cells, or certain prescription medications known to affect liver enzymes, particularly anticonvulsants, barbiturates, or some antibiotics.

Non-alcoholic fatty liver disease (NAFLD) that has progressed to non-alcoholic steatohepatitis (NASH) is also a very likely culprit, often exacerbated by obesity and metabolic syndrome. Less commonly, but still possible, are conditions like primary biliary cholangitis (PBC) or certain types of hepatitis causing significant bile duct inflammation and GGT elevation. Less likely would be causes typically associated with mildly elevated GGT.

Your GGT 378 means different things depending on your other markers

GGT + Hemoglobin
Hemoglobin levels combined with this marker can reveal underlying conditions that neither value shows on its own
GGT + Creatinine
Kidney function reflected by creatinine affects how this marker is processed and what your levels actually mean
GGT + Fasting Blood Glucose
Blood sugar status interacts with this marker in ways that change the clinical significance of your result
Upload your blood test, get your real plan back to normal →
for your numbersThis section lists every reason GGT moves, because on its own the number cannot say which is yours. The rest of your panel and a few risk factors would cross most of them off in a sentence.

Lifestyle Changes for Gamma-Glutamyl Transferase (GGT) 378 U/L

Addressing a Gamma-Glutamyl Transferase (GGT) 378 U/L reading often involves looking closely at lifestyle choices beyond just what you eat. Regular physical activity plays a vital role in supporting overall health and can sometimes influence enzyme levels in the body.

Engaging in moderate exercise, such as brisk walking, swimming, or cycling for about 150 minutes per week, can contribute to better metabolic health and support liver function. This type of activity, endorsed by organizations like the World Health Organization (WHO), helps improve blood flow and can reduce general inflammation, which might indirectly affect GGT levels.

Furthermore, managing stress is incredibly important. Chronic stress can impact various bodily systems, including the liver. Techniques such as mindfulness, meditation, deep breathing exercises, or spending time in nature can help reduce stress hormones.

Ensuring adequate, restorative sleep, typically 7-9 hours per night for adults, also allows the body to repair and regenerate, supporting optimal organ function. Limiting exposure to certain environmental toxins or occupational chemicals, where possible, can also be a helpful step.

The body processes many of these substances, and reducing the burden on your liver is always beneficial, especially when your Gamma-Glutamyl Transferase (GGT) 378 U/L suggests it's already under significant load.

These non-dietary lifestyle adjustments, when considered holistically, contribute significantly to maintaining well-being and can be complementary to other approaches in understanding and potentially influencing an elevated GGT value like 378 U/L.

With a GGT level at 378 U/L, immediate and thorough medical investigation is paramount. You must schedule a follow-up appointment with your primary care physician to discuss this result and arrange for further diagnostic tests, which may include viral hepatitis serologies, autoimmune markers, and abdominal imaging like an ultrasound or CT scan to assess liver structure.

A detailed medication review and honest discussion about alcohol intake and dietary habits are crucial; immediate cessation or significant reduction of alcohol consumption is strongly advised. Depending on initial findings, referral to a gastroenterologist or hepatologist specializing in liver diseases will likely be necessary for specialized management and monitoring. Tracking any new symptoms like jaundice, abdominal pain, or fatigue is also vital.

for your numbersThe portions below are generic because the page does not know your body. Add your height and weight above and the fibre targets resize to you at once, a small preview of what the full report does with every number.
for your numbersThe portions below are generic because the page does not know your body. Add your height and weight above and the fibre targets resize to you at once, a small preview of what the full report does with every number.

Diet Changes for Gamma-Glutamyl Transferase (GGT) 378 U/L

When facing a Gamma-Glutamyl Transferase (GGT) 378 U/L result, making thoughtful dietary changes can be a supportive step. The foods and beverages we consume have a direct impact on liver health, and certain choices are recognized for their potential to help modulate enzyme levels.

Focusing on a diet rich in whole, unprocessed foods is a generally recommended approach. This involves increasing your intake of fruits, vegetables, and whole grains, which provide essential vitamins, minerals, and antioxidants.

These components support the body's natural detoxification processes and can help reduce inflammation. A particularly impactful change for a high Gamma-Glutamyl Transferase (GGT) 378 U/L value involves reducing or eliminating alcohol consumption.

Alcohol is a well-known factor that can elevate GGT, and even moderate amounts can contribute to liver strain. The Centers for Disease Control and Prevention (CDC) provides guidelines on responsible alcohol intake, but for an elevated GGT like 378 U/L, discussing complete abstinence is often a primary consideration.

Limiting intake of processed foods, high-sugar beverages, and unhealthy fats (especially saturated and trans fats) is also beneficial. These items can contribute to conditions that burden the liver and may influence GGT levels.

Instead, opt for healthy fats found in avocados, nuts, seeds, and olive oil. Incorporating foods known for liver support, such as cruciferous vegetables (broccoli, cauliflower), garlic, and turmeric, can also be a positive change.

These foods contain compounds that may aid liver function. Dietary adjustments, especially for a high Gamma-Glutamyl Transferase (GGT) 378 U/L, are an active way to support your body.

  • Prioritize reducing or eliminating alcohol.
  • Focus on a whole-food, plant-rich eating pattern.
Foods that support liver health Broccoli Cruciferous Coffee Liver-protective Fatty fish Omega-3s Nuts Vitamin E Olive Oil Healthy fats Reduce alcohol and processed foods to support liver recovery
for your numbersThe portions below are generic because the page does not know your body. Add your height and weight above and the fibre targets resize to you at once, a small preview of what the full report does with every number.

Gamma-Glutamyl Transferase (GGT) 378 U/L in Men, Women, Elderly, and Kids

While a Gamma-Glutamyl Transferase (GGT) 378 U/L reading is significantly elevated across all demographics, the typical reference ranges and what might cause such an elevation can sometimes vary slightly between different groups.

For instance, men generally have slightly higher average GGT levels than women, but a reading of 378 U/L would still be considered remarkably high for both. In women, particularly those who are postmenopausal, hormonal changes might influence various enzyme levels, yet this specific high GGT value would still be far outside the normal range, irrespective of these changes.

In the elderly, GGT levels can sometimes naturally increase with age, reflecting cumulative health factors. However, an elderly person with a Gamma-Glutamyl Transferase (GGT) 378 U/L result would still have a significantly elevated level, indicating a more pronounced issue than typical age-related changes.

For children, normal GGT levels are generally much lower than in adults. Therefore, a reading of 378 U/L in a child would be an extremely high and concerning result, warranting immediate and thorough investigation by pediatric specialists, as referenced by pediatric health organizations.

It's crucial to understand that regardless of age or sex, a Gamma-Glutamyl Transferase (GGT) 378 U/L is a substantial elevation that moves beyond typical physiological variations. The meaning of 378 U/L largely points to an underlying process that requires medical attention, rather than being explainable by demographic differences alone.

The core message remains consistent: such a high GGT level is a strong indicator of potential health concerns that need to be explored comprehensively.

for your numbersThe portions below are generic because the page does not know your body. Add your height and weight above and the fibre targets resize to you at once, a small preview of what the full report does with every number.

Medicine Effects on Gamma-Glutamyl Transferase (GGT) 378 U/L

Many different types of medications can influence Gamma-Glutamyl Transferase (GGT) levels, and it's an important factor to consider when interpreting a high reading like 378 U/L. Some medications are known to cause a rise in liver enzymes, including GGT, as a side effect.

These can include certain anti-seizure drugs, some types of antibiotics, and even common over-the-counter pain relievers if used excessively. The U.S. National Library of Medicine often provides extensive information on drug side effects, including those impacting liver enzymes.

If you are taking any prescription or over-the-counter medications, discussing these with your healthcare provider is a critical step in understanding your Gamma-Glutamyl Transferase (GGT) 378 U/L result. It's not uncommon for medications to contribute to elevated GGT, but the degree of elevation can vary significantly.

A level of 378 U/L is quite high, suggesting that if medication is a contributing factor, it might be having a substantial effect, or there could be other underlying factors at play.

Never stop or change your medications without first consulting your doctor, as this could have serious health consequences. Your healthcare provider can evaluate your medication regimen in the context of your specific GGT reading, determine if adjustments are needed, or explore other potential causes for the Gamma-Glutamyl Transferase (GGT) 378 U/L value.

They may consider whether a medication change is feasible or whether further diagnostic tests are needed to rule out other conditions. This thoughtful review is essential for proper management.

  • Discuss all current medications, including supplements, with your doctor.
  • Do not stop or alter medications without professional medical guidance.
for your numbersThe portions below are generic because the page does not know your body. Add your height and weight above and the fibre targets resize to you at once, a small preview of what the full report does with every number.

When to Retest Gamma-Glutamyl Transferase (GGT) 378 U/L

When you receive a Gamma-Glutamyl Transferase (GGT) 378 U/L result, the question of when to repeat the test is often a key part of the follow-up plan. Because 378 U/L is a significantly elevated value, your healthcare provider will likely recommend a repeat test, possibly along with other liver function tests, to monitor trends and evaluate the effectiveness of any recommended changes.

The timing of this repeat test will depend on the clinical context and the discussions you have with your doctor. For example, if lifestyle changes or medication adjustments are initiated, a retest might be scheduled within a few weeks to a few months to observe if the Gamma-Glutamyl Transferase (GGT) 378 U/L level is responding.

This allows for an assessment of whether the value is decreasing, stabilizing, or continuing to rise. Tracking the trajectory of this high GGT value is often more informative than a single snapshot.

Organizations like the American College of Gastroenterology emphasize the importance of serial measurements for liver enzymes when initial readings are abnormal. A single reading of Gamma-Glutamyl Transferase (GGT) 378 U/L, while informative, doesn't tell the whole story without understanding its persistence or change over time.

Your provider will consider your individual health profile, any symptoms you may be experiencing, and other blood test results to determine the most appropriate retesting schedule. This approach helps to gather more comprehensive data, allowing for a more accurate understanding of the underlying causes and guiding any necessary interventions to address the elevated GGT.

for your numbersThe portions below are generic because the page does not know your body. Add your height and weight above and the fibre targets resize to you at once, a small preview of what the full report does with every number.

Gamma-Glutamyl Transferase (GGT) 378 U/L — Frequently Asked Questions

A Gamma-Glutamyl Transferase (GGT) value of 378 U/L is quite elevated and falls significantly outside the typical reference ranges for most healthy adults. While specific population statistics can vary, such a high reading likely places an individual in a relatively small percentage of the population, often indicating an underlying condition that requires medical attention.

It's considerably higher than average and usually warrants further investigation to understand the cause.

A Gamma-Glutamyl Transferase (GGT) 378 U/L reading is a strong signal that there may be significant liver stress or damage, or a blockage in the bile ducts. However, GGT can also be elevated by other factors like certain medications or heavy alcohol use.

While this level is certainly high and suggests an active process, it doesn't automatically mean irreversible damage without further diagnostic context. It signifies a need for a thorough medical evaluation to determine the specific cause and extent of any issues.

for your numbersThe portions below are generic because the page does not know your body. Add your height and weight above and the fibre targets resize to you at once, a small preview of what the full report does with every number.

While GGT is primarily associated with liver and bile duct health, an extremely elevated Gamma-Glutamyl Transferase (GGT) 378 U/L level can sometimes reflect broader systemic involvement. Research suggests correlations between persistently high GGT and aspects of metabolic syndrome, cardiovascular health markers, and oxidative stress.

This doesn't mean GGT causes these conditions, but rather that it can be an indicator of processes occurring in various parts of the body that warrant comprehensive health assessment.

When to See a Doctor About Gamma-Glutamyl Transferase (GGT) 378 U/L

Receiving a Gamma-Glutamyl Transferase (GGT) 378 U/L result is a clear indicator that you should schedule an appointment to speak with your healthcare provider without delay. This significantly elevated GGT value is not a finding to be overlooked or managed on your own.

A GGT level of 378 U/L is substantially above normal limits and almost always suggests an underlying condition that requires professional medical evaluation and potential management. Your doctor can help interpret this specific GGT reading within the context of your overall health history, any symptoms you might be experiencing, and other blood test results, such as additional liver function tests, to form a complete picture.

They will likely discuss potential causes, which could range from liver conditions to the effects of medications or lifestyle factors. Furthermore, they can guide you through any necessary additional diagnostic tests, such as imaging studies, to pinpoint the source of this elevation.

It is essential to have an open conversation with your healthcare team to understand what Gamma-Glutamyl Transferase (GGT) 378 U/L means for your personal health and to develop an appropriate follow-up plan.

This proactive approach ensures that any potential health concerns associated with such a high GGT value are thoroughly addressed and monitored. Remember, the goal is to understand the cause and take informed steps toward managing your health.

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What you actually get

A page like this one, written about you.

You have just spent a few minutes reading a page written for a number. Upload your whole test and you get the same thing written for your body: every marker read against every other, in the order they should be fixed, as something you read rather than a dashboard you have to decode.

  • Read in orderWhich number to deal with first, and which ones are only following it.
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