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Its essential for producing myelin, the protective coating surrounding nerve fibers that enables efficient nerve signal transmission
[2] Age and overall health status also play important roles
Fortunately, there is increasing evidence that oral B12 supplements are just as good as injections for raising blood levels in most people ( Vegetarians and vegans are usually advised to take at least 10 mcg per day, or at least 2,000 mcg once per week ( However, some doctors still prefer the use of injections
Always talk to a doctor to find the best B12 shot for you
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