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However, you should never give yourself a B12 injection unless you are completely confident in how to do it
Patience is your friend here
At a 1 mg/ml concentration (5 ml total liquid), a 5 mg vial holds about 50 units of dose volume per ml
Vitamin B12 is a vital nutrient that plays a key role in the production of red blood cells, maintaining healthy nerve function, and supporting DNA synthesis
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