ALT: Screening for Liver Health
Understand what elevated ALT enzymes mean for your liver function.
For Informational Purposes Only
This content is for educational purposes only and does not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider for any medical concerns.
Guide Overview & Important Ranges
Alanine aminotransferase (ALT) is an enzyme found mostly in the liver. When liver cells are damaged, they release ALT into the bloodstream.
10 to 40 U/L
Male Range
7 to 35 U/L
Female Range
Cell Damage
High Marker
Acute Injury
Very High
Medical Deep Dive
Why is my ALT high?
Mildly elevated ALT can be caused by fatty liver disease, alcohol use, or certain medications.
Moderately high levels may indicate chronic hepatitis or liver inflammation.
Very high levels are often seen in acute conditions like viral hepatitis or toxic injury.
Liver Function Check
Let AI explain your liver enzyme markers.
Scientific References
This information is based on established clinical guidelines from authoritative sources.
Medically Reviewed for Accuracy
This content is aligned with established clinical guidelines from authoritative medical institutions, including MedlinePlus, the CDC, and the NHS.
BodyWellness AI uses a structured clinical logic framework to present this information clearly and safely.