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Individual differences: The duration of B12 injection benefits can also vary based on individual factors, such as age, genetics, and overall health status

You need a prescription to obtain a B12 injection, but they can be safely administered by a doctor or even at home

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Handle using appropriate laboratory safety procedures and personal protective equipment

Cyanocobalamin acts as a precursor for the bioactive forms of vitamin B12, methylcobalamin, and adenosylcobalamin, which are critical co-factors in DNA synthesis and red blood cell production

Common sources include lean meats, fish, eggs, and dairy