how to give yourself a b12 injection with big needles Dosage and Frequency: 7 Guidelines for Adults Best Vitamin B12 Injection Sites:
Description
The cyanide (prussic acid) in cyanocobalamin in supplements is generally not dangerous for the consumer

[DOI] [PubMed] [Google Scholar] 8.Bikman BT, Summers SA

Future Trends in CPT 96372 Billing New technologies, payment models, and regulatory expectations are shaping how healthcare providers document, administer and bill for injections

Poultry: 1 ml
Most of the B12 supplements manufactured are given to farmed animals The "natural" way of consuming B12 - from unwashed vegetables and unfiltered water in a "natural" environment - isn't a safe way for modern day humans because there are also other less desirable bacterias present in these places such as E

Comparing them is less about "which is best" and more about understanding three distinct approaches to the same research domain
