why is pernicious anemia treated with injections of vitamin b12 Are Shots Right for You? Overview of Pernicious Anemia (Vitamin
Description
Hydroxocobalamin is the form of B12 most commonly used in injections and is typically administered intramuscularly

The B12 in your compounded formulation should keep serum B12 levels adequate in most cases, but "most cases" is not "all cases." Verify with bloodwork rather than assuming

Although these could potentially provide an alternative to IFbased assays, they have not been completely verified (Sobczynska-Malefora et al., 2021)

Morrow LA, OBrien MB, Moller DE, Flier JS, Moses AC
