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It is worth noting that although these are the common dosages and frequencies for B12 injections, that does not mean that they are set in stone
All treatments require provider evaluation
Vitamin B12 deficiency As per the U.S
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
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