b12 oral vs injection Injections or B12: Which Is Better for You? B12 Injections vs Oral Supplements:

Its a critical vitamin for your bodys health and plays a crucial role in maintaining your bodys nervous system and producing red blood cells

These factors contribute to better reproducibility in research and reduced variability in results

Hydroxocobalamin is the preferred agent in this patient population (see separate monograph in Less Common Drugs)

Those with diseases that affect the gut, such as Crohns disease or celiac disease, are also at risk ( Summary Those at greatest risk of vitamin B12 deficiency are vegans and vegetarians, who get little to no B12 from the diet

Thereafter, 100 mcg should be injected once a month for life