A waste product generated in the liver due to the breakdown of dietary protein; it is filtered through the kidneys for excretion in the urine. Levels may indicate dehydration, malabsorption, pancreatic insufficiency, hypochlorhydria, kidney dysfunction, high protein intake, fatty liver, catabolic stress (adrenal), inadequate protein intake or protein malabsorption, liver disease, also consider increased need to excrete ammonia and consider pathogens.

Available Tests

FDX 00


Full Biomarkers +
FDX 34


Full Biomarkers +
FDX 21


Full Biomarkers +
FDX 03


FDX 32


Full Biomarkers +
FDX 18


FDX 26


Full Biomarkers +
FDX 25


Full Biomarkers +
FDX 33


Full Biomarkers +
FDX 306


Patient Test Info Sheet

Example Snapshot Report

The FDX Method

Find a Blood Draw

Additional Resources