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Understanding B12 Serum Levels in Athletes Research from competitive athletic populations reveals that optimal B12 levels for hemoglobin synthesis fall between 400 and 700 pg/mL
Some people pursue vitamin B12 shots because they believe that doing so will increase their energy levels
A practical framework includes: Use the lowest protocol complexity that answers the question: If one schedule can test the hypothesis, adding extra administrations only adds interpretive burden
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Many patients come in just for B12 without any other treatment
Work in a clean, controlled environment (laminar flow hood recommended)
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