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An economic model of the costsaving potential from increased utilisation of oral versus intramuscular vitamin B12 maintenance therapy for Alberta seniors (Provisional abstract)

Adding 2mL gives you 2,500 mcg/mL, which is easier to measure on a standard insulin syringe

While standard medical guidelines often suggest a monthly or quarterly maintenance shot, everyones metabolism processes B12 differently

It can actively undermine your entire research protocol

For some patients, especially those with low energy tied to nutritional gaps, support can make it easier to stay consistent

The good news is that vitamin B12 is safe, even in large doses