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Date the vial at first puncture and discard 28 days later in line with standard multiple-dose vial practice
Vitamin B12 injections, or B12 shots, deliver a concentrated dose of Vitamin B12 directly into the bloodstream through an intramuscular injection
They are not intended for human or animal consumption, diagnosis, treatment, cure, or prevention of any disease.
For general supplementation in at-risk groups (vegans, older adults), 25100 micrograms daily or 2000 micrograms weekly is typically sufficient
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