alp (alkaline phosphatase)
ChemistryBlood sampleResults 24 hrsNo fasting
ALP (Alkaline Phosphatase)
ALP (alkaline phosphatase) is an enzyme found mainly in the liver and bones. People get it checked to help assess liver and bone health.
Sample
Blood
Results
24 hrs
Fasting
Not required
Follow-up
Optional add-on
What this test detects
Alkaline phosphatase
Enzymatic kinetic · serum
Quantitative · U/L
When to get this test
Liver evaluation
Raised ALP can be seen with conditions affecting the liver or bile ducts.
Bone health
ALP can rise with conditions involving increased bone activity.
Part of a metabolic panel
Often included with other liver tests to give a broader picture of organ health.
How to prepare
01
No special preparation needed.
Common questions
What can cause a high ALP?
It can come from the liver, bile ducts, or bones, so results are interpreted alongside other tests and your history.
Is ALP normally higher in some people?
Yes. Growing children and pregnant women can have naturally higher levels due to active bone and placental tissue.