What does the Tungsten (Urine) test measure?

Why is Tungsten (Urine) measured?

Tungsten toxicity is rare. Elevated urinary tungsten may be seen with occupational exposure or contaminated water. Animal studies suggest potential pulmonary and reproductive effects, but human data are limited. Interpret in exposure context.

Reference ranges

Standard reference

<0.5 µg/g creatinine

Functional medicine optimal

Low to undetectable in general population.

Units

µg/g creatinine, µg/L

Reference ranges vary by laboratory and assay platform. Interpret in context of the issuing laboratory's stated range.