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Withdraw the needle and apply pressure to the injection site using gauze, a cotton ball, or a bandage
Youll find brands with cyanocobalamin or hydroxocobalamin
Those observations are included here only to summarize research context
Researchers consulting recent reviews (PMID 41966639) should attend to the regulatory framing as much as the mechanism framing
Some researchers have studied vitamin B12 to find out if it can increase energy and endurance during exercise, but the results are inconclusive
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