b12 injections alcohol drinking after injection The Best Time to Take Vitamin for Maximum Energy and Absorption can you drink alcohol after – B12 Injections | Naturopath Ottawa|

I believe the injectable version has higher bioavailability

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Studies as early as 1998 validate the use of correct oral treatment as being equally effective as injections, with a conclusion that stated: In cobalamin deficiency, 2,000mcg of cyanocobalamin administered orally on a daily basis was as effective and may be superior for raising blood B12 levels as 1,000mcg administered intramuscularly on a monthly basis

Veganism or Vegetarianism Vitamin B12 deficiency is common among vegans because typical vitamin B12 sources (meat, yogurt, etc.) are simply not present in their diets

[DOI] [PMC free article] [PubMed] [Google Scholar] 88.Landais A