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An intramuscular injection can last up to a month and is absorbed slowly into the blood over a longer period
A standard serum B12 test can be misleading because it measures the total amount of B12 floating around in your blood, not what's actually available for your cells to use
For complete information about potential drug interactions, consult the Prescribing Information in Canada: and discuss any concerns with your healthcare provider
Who Should Avoid It Not for those with personal/family history of thyroid cancer (MTC), MEN2 syndrome, active pancreatitis, or severe gastroparesis
The multi-faceted basis of vitamin B12 (cobalamin) neurotrophism in adult central nervous system: Lessons learned from its deficiency
Some people experience digestive upset from high-dose B12 supplements
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