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Conditions such as pernicious anemia or gastrointestinal disorders can impact the effectiveness of the shots
This is not ordinary tiredness but a profound lack of energy that does not improve with rest
It is not approved for therapeutic use and is intended strictly for laboratory and investigative research purposes
But one thing is simple: Vegans should ensure a reliable source of B12
Vitamin B12 Intramuscular Dosage Guidelines Intramuscular B12 injections are often used for people with absorption problems
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