Specimen Requirements

Title

Niacin and Metabolites (Vitamin B3)

Specimen Requirement

Collect red top or lavender EDTA, centrifuge within 2 hours of collection and transfer 1.0 mL serum/plasma to a screw top plastic vial, indicate sample type on tube and send.

Methodology

Liquid Chromatography/Tandem Mass Spectrometry

Stability

Room temp: 1 day, Refrigerated: 7 days, Frozen: 30 days

Reference Range

The reference range is determined by the performing laboratory and will show on the report.

Turnaround

8-10 days

Clinical Use

Test includes: Nicotonic Acid, NIcotinamide and Nicotinuric Acid

Test Code

NIACP