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The medication works best when combined with dietary modifications and increased physical activity
Here are some general guidelines: Mild Deficiency: For those with a mild deficiency, a typical dosage might be 1,000 micrograms (mcg) once a week for several weeks
It is difficult to give a one-size-fits-all answer to the question, "How long does it take for B12 injections to work." It is possible for some individuals to notice the improvement in their symptoms right away, whereas, for others, it may take additional injections to achieve optimal health
Maintenance should prevent relapse between injections, not follow a rigid interval if symptoms return
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