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Learn · Liver, Bile & Pancreas

Total Bilirubin

Measured in mg/dL

A yellow pigment from recycled red blood cells. A mildly high number is very often a harmless inherited trait, not liver disease.

What the numbers mean

These are the ranges BioForge works to. They are not the same as a lab's reference range, which is built from the general population rather than from people who feel well.

Low
Optimal
0.3–1.0
High
>1.2 · Often Gilbert's syndrome

What moves Total Bilirubin

Rises with fasting, dehydration, alcohol, illness, hard exercise, and Gilbert's syndrome (a common, benign genetic variant affecting about 1 in 12 people). Only concerning when the liver enzymes are also elevated.

Related markers in Liver, Bile & Pancreas

This page is educational and is not medical advice. Ranges are general and do not account for your history, medications or symptoms — a single number never decides a protocol. Your results are interpreted by a licensed clinician alongside everything else about you. Back to the Learning Center

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