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Alkaline PhosphataseIU/L
Alkaline phosphatase is an enzyme found in liver, bile ducts and bone.
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What Alkaline Phosphatase measures
Alkaline phosphatase is an enzyme found in liver, bile ducts and bone.
If your Alkaline Phosphatase is low
Alkaline phosphatase below the range is uncommon and sometimes associated with low zinc or magnesium, or thyroid function.
Commonly associated with
- Low zinc or magnesium
- Thyroid function
- Malnutrition
If your Alkaline Phosphatase is high
Alkaline phosphatase above the range can come from the liver and bile ducts or from bone; it is also raised in growing adolescents and late pregnancy.
Commonly associated with
- Bile duct or liver conditions
- Bone growth or healing
- Pregnancy
- Certain medications
Typical reference range
| Group | Typical range |
|---|---|
| Adults | 44 – 121 IU/L |
Typical adult values used by many US labs. Your own report prints the range your lab validated for its method, and that range is the one that counts. Labwise always uses the printed range first.
If it is within range
Your alkaline phosphatase is within the range printed by your lab.
Also listed as
Alk Phos, Alkaline Phos, ALP, Alkaline Phosphatase, S
Related tests
This page is general information about what a laboratory test measures and what results outside a reference range are commonly associated with. It is not medical advice, does not diagnose any condition and does not replace your clinician. Discuss your results with your healthcare provider.