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Diabetes medications require awareness
22,23 In patients with a normal or low-normal serum vitamin B 12 level, complete blood count results demonstrating macrocytosis, or suspected clinical manifestations, a serum methylmalonic acid level is an appropriate next step 1,2,6,18 and is a more direct measure of vitamin B 12 's physiologic activity
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Oral supplements might work for some, however, as we age, our ability to break down oral supplements often decreases
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