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Methylmalonic Acid (MMA), Whole Blood

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Methylmalonic Acid (MMA), Whole Blood

Accredited Facility E-report Qualified Specialists

This test measures methylmalonic acid (MMA), a metabolic marker that increases when vitamin B12 is insufficient. It helps identify early or functional Vitamin B12 deficiency and related metabolic disorders.

  • If vitamin B12 deficiency is suspected.
  • During evaluation of anemia or neurological symptoms.
  • When B12 levels are borderline or unclear.
  • During assessment of metabolic disorders.
  • As part of nutritional deficiency workup.
  • No fasting is usually required.
  • A blood sample will be collected from a vein.
  • Inform the healthcare provider about supplements or vitamin therapy.
  • Share previous B12 or related test results if available.
  • Follow all laboratory instructions before sample collection.
    • Methylmalonic Acid (MMA), Whole Blood
    No labs currently offering this test.