RESEARCH TRIANGLE PARK, N.C.--(BUSINESS WIRE)--Metabolon, Inc., the leader in metabolomics, biomarker discovery and biochemical analysis, announced today that it is now offering a tandem mass spectrometry (LC/MS/MS) test for detection of Vitamin D deficiency. The test is being run in Metabolon’s high-complexity CLIA registered laboratory in Research Triangle Park, NC. This test is available for patient testing.