Item Value
Test name Zinc, plasma
Available Stat? No
Turn around times 3-7 days.
Performed by UC Irvine
Patient Preparation The patient should refrain from taking vitamins or mineral supplements for at least 3 days prior to specimen collection.
Normal range 55 - 150 µg/dL (mcg/dL)
Container type Navy blue top (EDTA) tube
Amount to Collect 4 mL blood
Collection Instructions Because Zinc levels display a circadian rhythm which peaks at 0900 and 1800, specimens should always be drawn at the same time of day.

Be sure to gently mix the specimen promptly after phlebotomy.

Click here for detailed instructions for collecting samples for Trace Metals
Sample type EDTA plasma

If you have additional questions regarding this test, please call: 415-353-1667