A lot depends on your current B12 levels and the results you're aiming for
Your friend may be on a different concentration, a different formulation (B12 versus no B12), or even a different batch
Also the wrong reason b12 Injections are refused or only prescribed 2-3 monthly If dietary b12 deficiency of course once B12 replete your body can use it
With less exposure to the suns ultraviolet B (UVB) rays, our body has a harder time making vitamins and minerals, particularly bone and mineral metabolism
Pediatric Use Intake in children should be in the amount (0.5 to 3 mcg daily) recommended by the Food and Nutrition Board, National Academy of Science-National Research Council
Table 1 compares the MPFS national reimbursement for epidurals in 2013, 2014, and 2015