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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
87 U/L elevated
0 from your result
elevatedvery high
1normal 5 to 41500
what this means

87 is elevated for AST, far enough out to be worth acting on.

this is the average reading · make it yours below

reading as

This is outside the range. Worth acting on, and worth seeing next to your other numbers first: the same value means different things depending on what is around it.

You are 46 U/L over the normal ceiling of 41. That reads elevated.

87 is elevated. 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) 87 U/L: Is That High?

Borderline. 87 U/L is 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 87 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
87 ÷ 38 =2.3AST 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) 87 U/L Low, Normal, or High?

Aspartate Aminotransferase (AST) 87 U/L might be considered higher than what is typically observed for many adults. This specific measurement indicates an elevated level of an important enzyme found in various cells throughout the body.

While not at an extreme level, an AST 87 U/L value often prompts a closer look into its potential contributing factors. Understanding what this number signifies can be a valuable step in gaining insight into your body's signals and overall health journey.

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 87 U/L signals a moderate, yet significant, level of cellular damage, with the liver and muscle tissues being the most common culprits. This reading, more than double the upper limit of the normal range, indicates a clear need for further investigation, even if you are experiencing no noticeable symptoms.

At this specific level, common underlying causes often include early-stage fatty liver disease (NAFLD), mild-to-moderate alcohol-related liver injury, or recent strenuous physical activity that caused muscle breakdown. While not typically indicative of acute liver failure, it does suggest an ongoing stressor or injury.

To pinpoint the source, your clinician will likely order additional blood tests, such as Alanine Aminotransferase (ALT), alkaline phosphatase (ALP), and bilirubin, to get a fuller picture of liver function.

An abdominal ultrasound may also be recommended to visually assess the liver for fatty infiltration or other abnormalities. A crucial, often overlooked detail patients should understand is that many individuals with an AST of 87 U/L feel entirely healthy, making it easy to dismiss.

However, this seemingly silent elevation is an early warning sign that requires attention, as persistent cellular stress can lead to more serious health issues over time. Prompt follow-up allows for timely identification and management of the underlying cause.

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 87 against a general adult target. What 87 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) 87 U/L

An Aspartate Aminotransferase (AST) 87 U/L result, even if only moderately elevated, can sometimes be a subtle indicator that certain cells in your body are experiencing stress or damage. AST is an enzyme primarily found in the liver, heart, and muscles.

When these cells are injured, AST can be released into the bloodstream, leading to higher measured levels. While many factors can cause a temporary bump, it is an important signal to explore further with a healthcare professional to understand the root cause and ensure overall well-being.

Several potential underlying causes might lead to an Aspartate Aminotransferase (AST) 87 U/L reading, and understanding these can guide further discussion with your healthcare provider about your personal health profile.

This elevated AST level is a data point that can help paint a broader picture of your internal health. For instance, sometimes muscle strain from intense exercise can temporarily affect AST levels, or certain common conditions could be at play.

The American College of Gastroenterology, for example, highlights the importance of evaluating liver enzyme elevations systematically. It’s about piecing together the information to achieve a comprehensive view of your health situation and addressing any potential hidden risks that this Aspartate Aminotransferase (AST) 87 U/L value might represent.

Being proactive in understanding what an elevated AST means for you is a key step towards maintaining good health. Ignoring such a signal could mean missing an opportunity to address an issue early on, which is always preferable for better health outcomes.

Considering the various potential causes for Aspartate Aminotransferase (AST) 87 U/L is a part of a thorough health investigation to support your long-term health. Discovering the source of an elevated Aspartate Aminotransferase (AST) 87 U/L is about understanding your body better.

This level of Aspartate Aminotransferase (AST) 87 U/L acts as a key to unlocking insights into your internal processes and ensuring your well-being. It is a reminder that even subtle changes can provide important information that warrants attention.

Engaging with your healthcare team to discuss your Aspartate Aminotransferase (AST) 87 U/L finding is an empowering move. This enzyme elevation, including a value like Aspartate Aminotransferase (AST) 87 U/L, is a common finding, and often the causes are manageable or temporary.

However, a comprehensive evaluation can help distinguish between minor temporary elevations and those that might indicate a need for more attention. This is why understanding the potential hidden risks associated with an Aspartate Aminotransferase (AST) 87 U/L result is a crucial part of your health journey, allowing for informed conversations and appropriate next steps.

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 level of 87 U/L, while not acutely alarming, signifies ongoing cellular stress or damage, primarily within the liver, but also potentially in muscles and the heart. At this level, the sustained elevation suggests that the underlying insult is likely chronic, increasing the risk for gradual fibrosis and potentially the development of cirrhosis over time if unaddressed.

While major acute events like fulminant hepatic failure are improbable at this specific value, the persistent inflammatory process can lead to impaired liver function, manifesting as fatigue, jaundice, or bleeding issues in the long term. Furthermore, it raises the possibility of undiagnosed conditions impacting broader metabolic pathways.

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.
  • Mild muscle injury
  • Certain medications you might be taking

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 87 U/L Mean?

Aspartate Aminotransferase (AST) 87 U/L tells us about an enzyme that plays a crucial role in how our body processes proteins. Enzymes are like tiny helpers that speed up chemical reactions in our cells, essential for everyday functions.

AST is found in many different types of cells, including those in your liver, heart, and muscles. When cells that contain a lot of AST are damaged or inflamed, they can release this enzyme into the bloodstream.

This release causes the level of AST in your blood to rise. A reading of Aspartate Aminotransferase (AST) 87 U/L, being higher than typical, suggests that there might be some degree of cellular disruption happening somewhere in your body.

It acts as an indicator, a kind of messenger, alerting you that something might be off. However, it's important to understand that AST is not specific to one organ. This means that while an Aspartate Aminotransferase (AST) 87 U/L value points to cell disruption, it doesn't immediately tell us *where* that disruption is occurring or *why*.

For instance, a recent intense workout could elevate AST due to muscle breakdown, or certain lifestyle factors might contribute to an Aspartate Aminotransferase (AST) 87 U/L level. The National Institutes of Health emphasizes that understanding liver enzyme levels often requires looking at them in the context of other measurements and your overall health picture.

A single Aspartate Aminotransferase (AST) 87 U/L result is a piece of a larger puzzle. To fully understand what Aspartate Aminotransferase (AST) 87 U/L means for you, a healthcare professional will typically consider it alongside other enzyme levels, such as alanine aminotransferase (ALT), and other aspects of your health.

This comprehensive approach helps pinpoint the specific source of the elevated AST and what it implies for your well-being. The interpretation of Aspartate Aminotransferase (AST) 87 U/L involves considering your medical history, any symptoms you might be experiencing, and other health markers.

It's about gaining a holistic understanding, rather than focusing solely on one number. The goal is to identify the reason behind the Aspartate Aminotransferase (AST) 87 U/L reading and to ensure your ongoing health.

This enzyme plays a vital role in metabolism, and an elevated level like Aspartate Aminotransferase (AST) 87 U/L is a signal from your body that warrants attention to maintain optimal function.

Understanding the implications of Aspartate Aminotransferase (AST) 87 U/L is part of a proactive approach to health. It is a measurement that can guide further conversations and potentially lead to steps that support your long-term health.

This specific Aspartate Aminotransferase (AST) 87 U/L value serves as a valuable indicator. It is a prompt for inquiry and understanding, not a cause for alarm, but rather an invitation to explore your body's current state.

Taking this step can lead to a clearer picture of your health. This value of Aspartate Aminotransferase (AST) 87 U/L is a crucial detail that informs the broader narrative of your health.

It encourages a deeper dive into your bodily functions and how they are currently operating, ensuring you are well-informed.

A serum AST reading of 87 U/L is most plausibly attributed to mild to moderate non-alcoholic fatty liver disease (NAFLD) or excessive alcohol consumption, even if perceived as moderate. Dietary factors contributing to NAFLD, such as a high intake of processed foods, sugary beverages, and unhealthy fats, can lead to hepatic steatosis and inflammation, driving AST elevation.

For individuals consuming alcohol, even 2-3 standard drinks daily can be sufficient to elevate liver enzymes to this range, particularly if combined with other risk factors like obesity or viral hepatitis.

Certain medications known to be hepatotoxic, even at prescribed doses, can also manifest with AST values in this vicinity.

Your AST 87 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, get your real plan back to normal →
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) 87 U/L

Making thoughtful lifestyle changes can play a significant role in supporting overall health and might even influence enzyme levels like Aspartate Aminotransferase (AST) 87 U/L. Beyond what you eat, everyday habits contribute substantially to how your body functions and recovers.

Regular physical activity, managed mindfully, is a cornerstone of a healthy lifestyle. While intense exercise can temporarily increase Aspartate Aminotransferase (AST) due to muscle repair, moderate and consistent activity generally promotes better cellular health.

The American Heart Association, for example, advocates for at least 150 minutes of moderate-intensity aerobic activity each week, combined with muscle-strengthening activities. For those with an Aspartate Aminotransferase (AST) 87 U/L reading, it’s important to discuss exercise routines with a healthcare provider, especially if there's concern about overexertion or specific conditions.

Another critical aspect is managing stress. Chronic stress can have widespread effects on the body, influencing various biological processes. Implementing stress-reduction techniques such as mindfulness, meditation, deep breathing exercises, or engaging in hobbies can support your body's ability to cope and heal.

Prioritizing quality sleep is equally vital. During sleep, your body undergoes repair and regeneration. Aiming for 7-9 hours of restful sleep each night can significantly impact your overall health and cellular recovery, potentially supporting more balanced enzyme levels like Aspartate Aminotransferase (AST) 87 U/L.

Furthermore, avoiding harmful substances such as excessive alcohol consumption is extremely important. Alcohol is processed in the liver, and heavy drinking is a well-known cause of elevated liver enzymes, including Aspartate Aminotransferase (AST).

Even moderate consumption for some individuals might impact liver health and contribute to an Aspartate Aminotransferase (AST) 87 U/L reading. Quitting smoking, if applicable, also provides immense benefits for overall cellular health and reduces inflammation throughout the body.

These lifestyle modifications are not quick fixes, but rather sustainable practices that empower you to take an active role in your health journey. They can work in concert to promote a healthier internal environment, which in turn might positively influence how your body manages its enzymes.

By focusing on these non-dietary aspects of your lifestyle, you are investing in your long-term well-being and supporting your body's natural processes, which can be particularly beneficial when addressing an Aspartate Aminotransferase (AST) 87 U/L finding.

These positive lifestyle choices contribute to a robust internal environment, helping your body to maintain equilibrium. Ensuring sufficient rest and hydration, for example, are simple yet powerful ways to support your body's cellular functions and overall enzyme balance, which includes the Aspartate Aminotransferase (AST) 87 U/L level.

It is about fostering a supportive internal climate for your health. Engaging in consistent, moderate physical activity can promote better circulation and cellular health. Managing stress effectively helps to reduce the burden on your body's systems, contributing to a more stable internal state.

All these efforts can collectively support a healthy balance within your body, which might be reflected in your Aspartate Aminotransferase (AST) 87 U/L measurement.

With an AST of 87 U/L, the immediate next step involves a repeat liver function panel within 4-6 weeks to confirm persistence, and consider adding viral hepatitis serologies and a lipid panel.

Focus on a 15-20% reduction in daily caloric intake, emphasizing whole foods, lean proteins, and limiting refined carbohydrates and saturated fats; this dietary shift offers the highest yield for improvement.

If alcohol consumption is a factor, a structured reduction to less than one drink per day for women and two for men is crucial. Tracking morning fatigue and any changes in urine or stool color is also advised, and consultation with a gastroenterologist or hepatologist is recommended if the elevation persists after these lifestyle modifications.

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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