Vitamin B12 injection is a newer treatment modality for the management of obesity and involves intramuscular administration of vitamin B12 solution using a syringe to promote weight loss in obese patients
5 Conclusion This systematic review and meta-analysis indicate that sublingual and oral vitamin B12 administration provide efficacy comparable to intramuscular injection in improving serum cobalamin levels and reducing hyperhomocysteinaemia
Why is injectable B12 necessary
It inhibits bacterial growth after initial puncture, allowing for extended usability while maintaining solution integrity
Vitamin B-12 is for injection only
Eur J Pharmacol 781:8391 Staresinic M, Petrovic I, Novinscak T, Jukic I, Pevec D, Suknaic S, Kokic N, Batelja L, Brcic L, Boban-Blagaic A (2006) Effective therapy of transected quadriceps muscle in rat: gastric pentadecapeptide BPC 157