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Alkaline Phosphatase Isoenzymes Blood Test

$58.00 AUD

Previous test showed elevated ALP but unclear whether the source is your liver, bones, or another tissue?

Separates ALP enzyme types to identify whether elevated levels originate from liver, bone, intestine, or placenta. Eliminates guesswork when total ALP is high.
Collection Location
Specimen Type

You will be emailed a referral to take to your local collection centre. If you ever have any questions, we're here to help.

Private health tests

How It Works

Getting your health measured shouldn't be hard! We're here to help you every step of the way.

1
Order a test

Order a test

Order the private test that suits you and your goals. After ordering, you will receive your referral by email.

2
Collect the sample

Collect the sample

Attend one of our 4000+ partner collection centres throughout Australia. Search locations.

3
Receive your results

Receive your results

View all your lab results in your secure health dashboard. Easy!

Overview

ALP Isoenzyme testing separates the different forms of alkaline phosphatase to identify which tissue is producing elevated enzyme levels. Total ALP measurement indicates something is happening but cannot distinguish liver disease from bone disorders—both produce the same enzyme.

This test uses electrophoresis to separate liver, bone, intestinal, and placental isoenzymes, revealing the proportion from each source. When liver ALP dominates, investigation focuses on bile duct obstruction, hepatitis, or infiltrative liver disease. When bone ALP dominates, attention turns to Paget's disease, healing fractures, or bone metastases.

Australian patients with unexplained ALP elevation benefit from this clarification before undergoing extensive testing of the wrong organ system.

Symptoms

Essential for people with elevated total ALP requiring source identification, suspected liver or bone disease, or unexplained enzyme elevation needing targeted investigation.

Questions

  • Total ALP tells you enzyme levels are elevated but not the source. Isoenzyme testing identifies whether liver, bone, intestine, or placenta is responsible.
  • Liver ALP elevation suggests bile duct obstruction, hepatitis, or other liver disease. Further liver-focused testing and imaging may follow.
  • Bone ALP elevation indicates increased bone turnover from Paget's disease, fracture healing, bone metastases, or normal growth in children.
  • Yes. Mixed elevations occur when conditions affect both systems, or when one condition causes secondary effects in another organ.
  • No special preparation. Inform your provider of medications and recent procedures that might affect liver or bone metabolism.
  • Intestinal ALP can elevate in some individuals after fatty meals. Placental ALP appears during pregnancy and is normal in that context.

Dr. Vu Tran
Bloody Good’s Chief Medical Officer

Biomarker Tested

How to prepare

No special preparation required. Inform healthcare provider of all medications and recent medical procedures that might affect liver or bone metabolism and alkaline phosphatase levels.

After the test

Address abnormal isoenzyme patterns through targeted evaluation of the predominant source (liver or bone), appropriate specialist referrals, specific treatments, and monitoring. Work with hepatologists or bone specialists.

Your test results will be available in your private dashboard. If there are any urgent issues, we'll let you know so you can follow up with your health professional.

Understanding results

Results show the relative amounts of different ALP isoenzymes. Predominant liver isoenzyme suggests liver disease, while predominant bone isoenzyme indicates bone disorders, guiding targeted evaluation.

Testimonials

What Our Customers Say

4.9
Average Rating
5,500+ Customers Tested
250,000+ Individual Biomarkers
A
Adam O. ACT

Simple health checks in my control

I didn't know that private blood tests were an option. Tried this platform as the packages suited what I wanted for a good price. Easy to follow instructions, and super quick results. Platform provides more information than my gp's ever have on the tests and what the results meant. Would like more clinics to be able to test at (specifically Capital Pathology) but there is a decent network. Will continue to use.

The Performance Check
W
Wayne S. NSW

Bloody Good

This is a great service, very helpful support, cheaper than going to the doctor for a blood test

Vitamin D (25-OH)
C
Christopher N. NSW

Quick access to blood tests

BLOODY GOOD is a very efficient route to access blood testing for a visitor outside the Australian health system. It is quick with the necessary referral and documentation, and quick with results. Thank you

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Rebecca Y NSW

Great Service!

Fantastic service to deal with, I love the extra explanations for all the tests.

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Olga B. New South Wales

Convenient

Getting a referral was easy. Laverty pathology accepted it. Bloody Good offers an affordable and convenient way to check essential blood markers.

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Marita S. Queensland

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Lukas C. NSW

Quick, easy, hassle free

Excellent service, quick, easy, hassle free, can recommend.

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ABDUL S. QLD

Amazingly quick and efficient

Very easy to use. Love that it stores your blood tests.

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Andre D. QLD

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Frequently Asked Questions

Most collection centres accept walk-ins. Some may require a booking - check details when you click on your chosen location.

If your test needs fasting, we’ll include that in your instructions after you order. Fasting usually means no food for 8–12 hours, but water is fine.

Just your pathology referral form (we email it to you)

Of course. Just maybe don’t bring the friend who faints at the sight of blood.

They’re the highly trained professionals who take your blood sample - with a steady hand and a sharp needle. They love blood, but don’t worry… they’re not vampires. Just legends who make blood tests quick, clean, and (almost) painless.

Some of our tests include Urine, Stool, Saliva and more. Each test will have a clear description on what sample you will need to give and instructions on how.