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Understanding how B12 shots work sets the stage for comparing them with IV infusions
The second hard truth: 'eyeballing' doses on a syringe without converting milliliters to units first is how contamination and dosing errors compound
It reduces serum homocysteine levels (this is an amino acid, a breakdown product of protein metabolism) which when elevated has been linked to an increased risk of heart attacks and strokes
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
Experimental work described by Patt et al
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