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The pills also take longer to take effect as you have to wait for the entire digestive process
If levels of both B12 and B9 (folic acid, or folate) are "extremely high," the risk increases by more than 17-fold
Having normal levels of B12 can improve your overall mood and help maintain good health
Beginners should start at 250 mcg daily to assess individual tolerance and response before potentially increasing the dose
This article explores injection site reactions in more detail, including types, causes, and treatment
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