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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
38 U/L normal
0 from your result
normalelevatedvery high
1normal 5 to 41500
what this means

38 is normal for AST, which is where you want it.

this is the average reading · make it yours below

reading as

Nothing here needs chasing. AST reads in range, so the useful thing is the direction it moves next. Keep this number to compare your retest against.

You are inside the normal range of 5 to 41 U/L. Right where you want it.

38 is normal. This is the range the reference table treats as normal for AST, so this is maintenance rather than repair. What it means for you still depends on the rest of your panel.

recheck yearly

Your BloodMarker report · Aspartate Aminotransferase (AST)

Aspartate Aminotransferase (AST) 38 U/L: Is That Normal?

Yes. 38 U/L is in 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 38 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/LNORMAL
U/LexampleNORMAL
U/LexampleRAISED
38 ÷ 38 =1AST 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) 38 U/L Low, Normal, or High?

Aspartate Aminotransferase (AST) 38 U/L might be considered within the usual reference range for many adults, suggesting it could be a normal finding. While 38 U/L sits at the higher end of what is typically seen as normal, it is not usually viewed as a high or significantly elevated result.

This specific number points to how an important enzyme is currently performing in your body. Understanding this result can open the door to learning more about your internal health and what influences these markers. It's a snapshot worth exploring further.

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) level of 38 U/L indicates excellent liver health, falling comfortably within the established normal reference range of 5-40 U/L. This value is highly reassuring, signaling that liver cells are intact and not experiencing significant damage or inflammation.

While situated towards the upper limit of the normal spectrum, a reading of 38 U/L typically doesn’t warrant specific clinical concern on its own. Slight transient elevations within this healthy range can sometimes be influenced by factors such as vigorous exercise in the 24-48 hours prior to the blood draw, or the regular, appropriate use of certain over-the-counter medications like acetaminophen or NSAIDs, which can subtly impact enzyme levels without causing pathological liver injury.

Generally, no additional diagnostic tests or immediate follow-ups are prescribed solely based on an AST in this healthy range. Instead, this value serves as a valuable baseline, often part of routine health screenings, to be monitored against in future blood work.

It’s useful for patients to understand that enzyme levels like AST are not static; minor day-to-day fluctuations within the normal range are common and are simply a reflection of the body’s dynamic physiological processes, not an early warning sign of disease.

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 38 against a general adult target. What 38 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) 38 U/L

Even when an Aspartate Aminotransferase (AST) 38 U/L level is considered normal, it’s a valuable piece of information that prompts us to think about general wellness. Sometimes, levels at the upper end of the normal spectrum can subtly reflect underlying factors that, while not immediately alarming, are worth acknowledging for future health.

These factors might not represent an immediate problem but could influence your overall well-being over time. This particular Aspartate Aminotransferase (AST) 38 U/L result encourages a holistic view of your health journey and potential areas for proactive care.

It’s an opportunity to consider if any habits might be gently influencing your enzyme activity. A deeper look at what influences Aspartate Aminotransferase (AST) 38 U/L can empower you to make informed decisions about your health.

Certain everyday occurrences or choices can subtly affect your Aspartate Aminotransferase (AST) 38 U/L result, even when it remains within the typical range. Identifying these minor influences can be a part of understanding your body's unique responses and fostering optimal health proactively, reinforcing a sense of control over your wellness journey.

This proactive mindset can be incredibly beneficial for long-term health. Knowing these subtle influences can help you understand your body better.

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 →

Although your aspartate aminotransferase (AST) level of 38 U/L falls within the typical reference range, it's situated at the upper end. While not indicative of acute liver damage, persistently high-normal AST can sometimes be an early subtle marker.

Over time, this can be associated with the development or progression of non-alcoholic fatty liver disease (NAFLD) in individuals with underlying metabolic syndrome components like obesity or insulin resistance. The enzyme's leakage, though minimal at this level, might reflect ongoing low-grade cellular stress or inflammation within hepatocytes, potentially contributing to fibrotic changes if other risk factors are present and unaddressed.

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.
  • Regular intense exercise can temporarily elevate AST. Your muscles release enzymes during strenuous activity.
  • Certain over-the-counter supplements might influence enzyme levels. Always consider what you're taking.
  • A recent viral illness could lead to mild, transient increases. The body’s response to infection is complex.
  • Early stages of fatty liver could present with AST near the upper normal limit. This condition can sometimes be silent.

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 38 U/L Mean?

Aspartate Aminotransferase (AST) 38 U/L refers to the measured amount of a specific enzyme found within your body’s cells. This enzyme, known simply as AST, plays a vital role in metabolism, helping to convert food into energy.

While AST is present in various tissues, including the heart, muscles, and kidneys, it is most commonly associated with liver health. When cells in these organs are damaged or inflamed, they can release AST into the bloodstream, leading to higher levels.

A reading of Aspartate Aminotransferase (AST) 38 U/L suggests that, in many cases, there isn't significant ongoing cell damage. Instead, it indicates a level that is often well within the expected range for healthy individuals.

However, understanding what contributes to any enzyme level is part of understanding your body's overall function. This Aspartate Aminotransferase (AST) 38 U/L reading serves as a snapshot, reflecting the current state of these crucial cellular processes.

It’s a point of reference that can guide discussions about maintaining optimal health and considering subtle influences on your internal systems. The presence of AST in different organs means that while often linked to the liver, its overall level can be influenced by the health of various tissues throughout the body.

Therefore, a result like Aspartate Aminotransferase (AST) 38 U/L invites a broader look at your health profile, not just a narrow focus on one organ. The American Liver Foundation emphasizes the importance of understanding your liver enzyme levels as part of overall wellness, highlighting that even normal results contribute to a complete health picture.

This Aspartate Aminotransferase (AST) 38 U/L value provides a valuable data point that, when combined with other health information, helps in painting a comprehensive view of your internal well-being and guides conversations around maintaining health.

An aspartate aminotransferase (AST) level of 38 U/L, being at the upper limit of normal, can be influenced by several factors. A high-protein, low-carbohydrate diet, particularly one rich in red meat, might temporarily elevate AST due to increased amino acid metabolism.

Vigorous, unaccustomed exercise can also cause a transient rise as muscle cells release AST. Certain medications, including statins used for cholesterol management or some antibiotics, can exert mild hepatic stress, pushing AST towards this upper-normal value without signifying overt liver injury. Identifying these potential contributors is key.

Your AST 38 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.
Upload your blood test to see these for real →
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) 38 U/L

Maintaining a healthy Aspartate Aminotransferase (AST) 38 U/L level, or any healthy enzyme level, often involves a holistic approach to lifestyle that extends beyond just what you eat. Regular physical activity is a cornerstone of good health, and finding enjoyable ways to move your body consistently can contribute to overall well-being.

However, it’s also important to note that very strenuous exercise can sometimes cause temporary, minor elevations in AST, as muscle cells release some enzymes during intense repair and recovery. This is usually a transient effect and not a cause for concern if other health indicators are normal.

The National Institutes of Health (NIH) consistently highlights the broad benefits of regular physical activity and stress management for various bodily systems. Managing stress effectively is another key factor; chronic stress can have systemic impacts on the body, so incorporating relaxation techniques such as mindfulness, meditation, or spending time in nature can be beneficial.

Ensuring adequate, restorative sleep each night plays a crucial role in cellular repair and regeneration, which indirectly supports stable enzyme levels like Aspartate Aminotransferase (AST) 38 U/L. Furthermore, staying well-hydrated throughout the day supports all bodily functions, including those of the liver and other organs where AST is found.

Limiting or moderating alcohol intake is also a significant lifestyle choice for liver health. Even at a normal Aspartate Aminotransferase (AST) 38 U/L, mindful choices regarding alcohol can proactively support your liver and help maintain its optimal function over the long term.

These lifestyle adjustments are not about correcting a problem with Aspartate Aminotransferase (AST) 38 U/L, but rather about fostering an environment where your body can thrive, helping to keep all its internal systems balanced and performing optimally.

Embracing these healthy habits helps your body naturally regulate enzyme levels and promotes long-term vitality, making your Aspartate Aminotransferase (AST) 38 U/L a consistent marker of good health.

Given your AST result at 38 U/L is at the highest end of the normal range, focus on lifestyle optimization to ensure it trends lower. Implement a balanced diet emphasizing whole grains, fruits, and vegetables, while moderating intake of processed foods and excessive red meat.

Ensure adequate hydration and incorporate regular, moderate exercise rather than intense bursts. If you are taking statins or other potentially hepatotoxic medications, discuss this result with your prescribing physician to assess necessity and alternatives.

Consider repeating the AST in 3-6 months, alongside a complete metabolic panel, to monitor for any significant changes.

for your numbersThe advice below assumes a number that needs fixing. At 38 it already reads normal, so read this as maintenance, not repair. Your report would flip the section rather than make you translate it.

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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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