Methylmalonic Acid (MMA), Serum
Fasting Required: No

Specimen: Blood

Lab: Quest Diagnostics

Results: 7-10 business days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.

Description: This test is used to help detect early and/or mild vitamin B12 deficiency. Methylmalonic Acid (MMA) is a substance produced when proteins (amino acids) in the body break down.

Alternate Names(s): MMA