vitamin b12 injections in lubbock Methylcobalamin Injection (Vitamin B12) NAD+ IM Shot Therapy in
Description
A 2.5 mg dose from a 5 mg/ml vial requires 0.50 ml

In short, if you experience worse tingling after B12 injections, it might result from the B12 deficiency itself, rather than the treatment or injections
You'll want to invest in some bigger syringes later to save time

[DOI] [PubMed] [Google Scholar] 64.Consortium THMP, A framework for human microbiome research