Alkaline Phosphatase

also known as ALP

NORMAL_RANGE
44 – 147 U/L
UNIT
U/L

/WHAT_IT_IS

ALP comes from liver and bone. Elevations point to biliary issues or active bone turnover.

/NORMAL_RANGE

Reference: 44–147 U/L.

What does high ALP mean?

  • +Biliary obstruction, liver disease, Paget's disease, growth (adolescents), bone fractures.

What does low ALP mean?

  • +Hypophosphatasia (rare), Wilson's disease.

/ON_TRT

Not affected by TRT directly. Persistent elevation warrants liver imaging.

/RELATED

/TRACK_THIS

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Last reviewed: 2026-06-04 · MyTRT does not provide medical advice. Always consult your physician.