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This is because a standard serum test measures the total amount of B12 in your blood, not the amount that is actively available for your cells to use
It's crucial to have realistic expectations and understand that consistent, regular use of the injections is typically required to maintain any benefits
Doctors typically confirm it with laboratory testing rather than symptoms alone, because symptoms can overlap with other illnesses
Elderly Patients and Comorbidity Considerations Elderly patients face unique challenges
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