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HDL42
Triglycerides180
ApoB110
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Alanine Aminotransferase (ALT)mg/dL
Gamma-Glutamyl Transferase (GGT)mg/dL
Alkaline Phosphatase (ALP)mg/dL
328 U/L very high
0 from your result
elevatedvery high
1normal 5 to 41500
what this means

328 is very high for AST, 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 287 U/L over the normal ceiling of 41. That reads very high.

328 is very high. That is above the normal range for AST. 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 · Aspartate Aminotransferase (AST)

Aspartate Aminotransferase (AST) 328 U/L: Is That High?

Yes. 328 U/L is well outside the normal range for AST.

But a number alone is only half the story. Your Alanine Aminotransferase (ALT), Gamma-Glutamyl Transferase (GGT) 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 22, 2026

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YOUR NUMBERS

Normal: <40
Raised: 40-79
High: 80+

Values in U/L. Your Aspartate Aminotransferase (AST) of 328 is marked.

What they say together.

Aspartate Aminotransferase (AST) 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/LexampleRAISED
328 ÷ 38 =8.6AST to ALT ratio, the De Ritis ratio. Under 1 is the usual fatty-liver pattern; above 2 points at alcohol.
62 and 381.6GGT 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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Is Aspartate Aminotransferase (AST) 328 U/L Low, Normal, or High?

Aspartate Aminotransferase (AST) 328 U/L might be considered higher than typical for many individuals. This particular level often falls outside what is usually seen as a conventional range. Understanding what this measurement could mean is a valuable step towards better health awareness.

It prompts a closer look at the factors influencing such a reading, sparking curiosity about your body's signals. Delving deeper into what your Aspartate Aminotransferase (AST) 328 U/L might signify can empower you with knowledge about your well-being.

what this page cannot tell you

The AST/ALT ratio above 2:1 suggests alcoholic liver disease. Near 1:1 points to non-alcoholic fatty liver. Which is yours?

This page has not been given your ALT, so that half of the picture is missing here. It is describing the average reader with Aspartate Aminotransferase (AST), not you.

Read mine against my ALT →

An Aspartate Aminotransferase (AST) value of 328 U/L is a critically high finding, signifying substantial acute cellular damage, most often originating within the liver. This particular level is more than seven times the upper limit of the normal range (40 U/L), immediately categorizing it as "very high" and clinically indicating a dangerous level of tissue injury that necessitates urgent medical evaluation.

Such a profound elevation strongly points to a severe, acute event, with common culprits at this magnitude including acute viral hepatitis (like Hepatitis A or B), severe drug-induced liver injury (e.g., from an acetaminophen overdose or certain prescription medications), or an ischemic liver injury, where blood flow to the liver is compromised.

While AST is also present in muscle, such extreme elevations typically point towards the liver, especially if accompanied by similar spikes in Alanine Aminotransferase (ALT). Immediate follow-up will involve a comprehensive liver function panel, including ALT, alkaline phosphatase, and bilirubin, alongside coagulation studies and often an abdominal ultrasound to assess liver structure.

Further targeted tests, such as viral hepatitis serologies or a toxicology screen, are usually initiated based on the patient's symptoms and history. For the individual, it's vital to know that while this 328 U/L reading is alarming, pinpointing the precise underlying cause swiftly is the immediate priority, as many conditions leading to such extreme elevations are treatable, but early and decisive intervention is crucial to prevent potentially permanent organ damage.

The liver and Aspartate Aminotransferase (AST) LIVER Produces Aspartate Aminotransferase (AST) Blood supply Bile output Elevated Aspartate Aminotransferase (AST) may indicate liver cell damage or stress
for your numbersThe section below is written for 328 against a general adult target. What 328 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 Aspartate Aminotransferase (AST) 328 U/L

An Aspartate Aminotransferase (AST) level of 328 U/L, being higher than what is typically observed, can sometimes point to various underlying situations within the body. While AST is found in several tissues, its presence in higher amounts can often suggest particular areas needing attention.

Thinking about this level can open a discussion about your overall wellness journey and potential hidden factors influencing your body's enzyme levels. For example, an elevated Aspartate Aminotransferase (AST) 328 U/L reading might be linked to situations affecting organs rich in this enzyme.

Exploring these potential connections can be a helpful part of understanding your health landscape. It's about piecing together a comprehensive picture of what your body might be communicating through this enzyme level.

This specific Aspartate Aminotransferase (AST) 328 U/L result encourages a thoughtful examination of several possibilities that could contribute to its elevation, helping you understand the broader context. Consider potential influences:

what this page cannot tell you

AST and ALP together distinguish between liver cell damage and cholestatic disease, which have completely different treatments.

This page has not been given your ALP, so it cannot tell you which of those you are. It is describing the average reader with Aspartate Aminotransferase (AST), not you.

Read mine against my ALP →

An aspartate aminotransferase (AST) level of 328 U/L signifies significant hepatocellular injury, far exceeding the normal range. At this elevated magnitude, the liver's capacity to perform essential metabolic functions is severely compromised.

This can precipitate a cascade of complications, including impaired synthesis of clotting factors leading to increased bleeding risk, reduced albumin production contributing to fluid shifts and edema, and decreased detoxification of waste products such as ammonia, potentially causing hepatic encephalopathy.

Furthermore, prolonged or severe hepatic stress at this level increases the likelihood of developing fibrosis, which over time can progress to cirrhosis and liver failure, a state where the liver can no longer sustain life-sustaining functions.

for your numbersThe risk below is the average one for this AST. 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.
  • Temporary stress or strenuous physical activity.
  • Certain changes in organ health, particularly the liver.
  • Issues affecting muscles or other enzyme-rich tissues.

This part is about the number

Everything below explains what raises Aspartate Aminotransferase (AST). 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.

PDF or a photo of the printout · read in seconds

What Does a Aspartate Aminotransferase (AST) Level of 328 U/L Mean?

Aspartate Aminotransferase (AST) is an enzyme, a type of protein, that plays a crucial role inside cells. Enzymes are like tiny workers that help speed up chemical reactions necessary for life.

AST is found in many parts of your body, including your liver, heart, muscles, kidneys, and brain. When cells in these organs are damaged, AST can leak out into the bloodstream, leading to higher levels being detected.

So, when your Aspartate Aminotransferase (AST) is 328 U/L, it suggests that there might be some cellular distress or damage occurring somewhere in the body. It's not specific to one organ, meaning it can come from various places.

However, because the liver is particularly rich in AST, an elevated level often prompts a closer look at liver health. The American Liver Foundation provides extensive information on understanding liver enzyme levels, emphasizing that AST is one piece of a larger health puzzle.

This 328 U/L reading is a signal, inviting you to explore the context and other related markers. It's a prompt for curiosity, not a definitive answer on its own. Understanding that Aspartate Aminotransferase (AST) 328 U/L is merely a pointer helps in navigating health discussions with a clear perspective, focusing on comprehensive well-being rather than isolated numbers.

It helps us ask deeper questions about cellular integrity and organ function, moving beyond just the numerical value.

An AST value around 328 U/L strongly suggests acute liver inflammation, most commonly driven by viral hepatitis (like Hepatitis A, B, or C) or severe drug-induced liver injury from medications such as acetaminophen (especially in overdose scenarios), certain antibiotics, or statins.

Less commonly, this level could indicate significant ischemia from a hypovolemic or septic shock event, or acute fatty liver of pregnancy. While less probable for this exact figure, significant alcohol abuse can also lead to such elevations, particularly during a binge or withdrawal period. Autoimmune hepatitis is also a possibility.

Your AST 328 means different things depending on your other markers

AST + ALT
The AST/ALT ratio above 2:1 suggests alcoholic liver disease. Near 1:1 points to non-alcoholic fatty liver. Which is yours?
AST + ALP
AST and ALP together distinguish between liver cell damage and cholestatic disease, which have completely different treatments.
AST + Creatine Kinase
If your CK is also high, your elevated AST might be from muscle damage, not liver damage at all.
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for your numbersThis section lists every reason AST 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 Aspartate Aminotransferase (AST) 328 U/L

While a specific Aspartate Aminotransferase (AST) 328 U/L reading itself doesn't automatically mean you need to make drastic changes, it can be a valuable moment to reflect on overall lifestyle choices.

Taking proactive steps to support your body's health can be beneficial regardless of any specific lab value. Think about activities that promote cellular health and reduce general body stress. Regular physical activity, for instance, in moderation, can improve overall circulation and organ function.

However, very intense or new strenuous exercise can temporarily elevate AST, so balance is key. Adequate sleep is another cornerstone of well-being; consistently getting enough restful sleep allows the body time to repair and rejuvenate cells.

The National Sleep Foundation highlights the importance of sleep for various bodily processes, including those that influence enzyme levels. Managing stress through practices like mindfulness, meditation, or spending time in nature can also contribute to a calmer internal environment.

Chronic stress can impact various systems in the body, and finding healthy ways to cope is always a positive step. Avoiding exposure to certain toxins, such as excessive alcohol or environmental pollutants, helps reduce the burden on organs like the liver.

Even simple habits, like staying well-hydrated throughout the day, support kidney function and overall cellular health. These general wellness strategies are part of a holistic approach to maintaining bodily balance and can be considered when thinking about factors that might influence your Aspartate Aminotransferase (AST) 328 U/L, reinforcing the idea that wellness is a multifaceted endeavor.

Reflecting on these aspects can empower you to take charge of your daily habits for long-term health.

An AST result of 328 U/L necessitates immediate medical evaluation and prompt investigation. Schedule an urgent appointment with your primary care physician or an emergency department to initiate diagnostic workup, which should include viral hepatitis serologies, liver function tests (ALT, bilirubin, albumin, PT/INR), and potentially a toxicology screen if medication/substance use is suspected.

Consider discontinuing any potentially hepatotoxic medications or supplements under medical guidance. Lifestyle changes such as complete alcohol abstinence are critical. Depending on initial findings, referral to a hepatologist or gastroenterologist for further management and monitoring of liver health is highly recommended.

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.

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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.
  • Written, not chartedThe same voice as this page, about your own blood, on your own page.
  • Every retest joins itThe line builds itself, so the next version shows what moved.

Sources

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