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The most common B12 subcutaneous injection sites are the following: The upper arm To self-administer a B12 injection into the arm, pinch a thick skin layer of the side or back of the upper arm and insert the needle at a right angle
But if they dont get your B12 level where it needs to be, injections may be the next step
Taking additional B12 hasnt been found to be of benefit, Dr
Goodman says, though some people require them for the long term. Your healthcare provider will make recommendations based on your B12 level, age, diet and overall health
Its found in lots of common foods, like: Advertisement If youre found to have low B12, your healthcare provider may first try over-the-counter supplementation like a dissolvable B12 capsule or tablet or a B12 nasal spray