The correct approach: Test serum B12, MMA, and homocysteine not just serum B12 Use the functional cutoff of 500 pg/mL for optimal status, not the labs lower limit of 200 pg/mL Identify the cause diet, malabsorption, medication, or autoimmune Match the supplementation protocol to the cause and severity Retest to confirm response, and continue monitoring if the underlying cause persists If youre over 50, vegan, taking metformin or PPIs, or experiencing unexplained fatigue, brain fog, or neuropathy get tested
Cost, Reviews & Access (Typical Price Ranges & What Affects Cost) Prices vary by clinic, formulation, and bundling
Recalls & Warnings February 14, 2013 Protein Drink Recalled Due To Bacterial Contamination On December 21, 2012, NBTY issued a voluntary recall of PURE PROTEIN PROTEIN SHOT 25g PROTEIN, GRAPE Flavor PROTEIN DRINK 2.9 fl
Lian Leng Low, [email protected] Specialty section: This article was submitted to Family Medicine and Primary Care, a section of the journal Frontiers in Medicine Disclaimer All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers
(2005) Thymosin beta-4: Actin-sequestering protein and regulator of cell migration Smart et al
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