Unraveling the Mystery: What Causes Paradoxical B12 Deficiency?
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4 min read
While vitamin B12 deficiency is usually identified by low serum levels, a recent study involving 350 individuals found no correlation between normal to elevated serum B12 and metabolic markers of deficiency. This reveals a critical issue known as paradoxical B12 deficiency, where biochemical activity is impaired despite a seemingly healthy blood test.
