this type of anemia is treated with b12 injections Pernicious Treatment Guidelines: Don't Wait! · PA Relief MHRA Double standards on vitamin
Description
We simply dont know enough to make such bold statements

Some people notice improved energy or focus within 2448 hours, while others experience more gradual changes over several sessions

The US and Europe, but not the UK, recommend higher levels for pregnant and breastfeeding women
[DOI] [PMC free article] [PubMed] [Google Scholar] 44.Barron P.M., Mackie J.T., Evans N.A., Langer N