The best way to correct a deficiency of Vitamin B12 is through a Vitamin/Nutrient IV that contains vitamin B12 and/or via vitamin B12 injections
One commenter suggested an alternative, that in order to provide all necessary information for the public to derive a dollar amount, the hospital should make public a separate formula sheet providing the complete underlying formula by which actual reimbursement would be determined, because algorithms, formulas, and percentages make the file no longer machine-readable
Unlike others, the absorption of vitamin B12 depends on a protein called intrinsic factor, which is produced in the stomach
MD Patrick Tyrance, Jr
ResearchGate - BPC 157 and blood vessels: Further details on BPC-157's angiomodulatory effects and safety profile
B12 shots use intramuscular injection, depositing vitamin B12 directly into muscle tissue, typically in the upper arm or thigh