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This process can make a big difference in how you feel day-to-day
Severity of deficiency: if your levels were very low, it may take several doses to fully restore your tissues, or you may feel a dramatic early difference because your body was so depleted
1 2 Neurochemical Mechanisms in Disease
Reference lists of included studies and relevant reviews were screened manually to identify additional eligible studies
B12 injections offer an alternative way to achieve optimal levels
Navigate B12 Shots & Injections: The Good, Bad, and Alternative
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