vitamin b12 injections how often What You Need to Know About B12 Injections for Weight Loss:

Every batch is tested for identity, purity and potency

Dosing information Usual Adult Dose for Pernicious Anemia: Initial dose: 100 mcg intramuscularly or deep subcutaneous once a day for 6 to 7 days If clinical improvement and reticulocyte response is seen from the above dosing: 100 mcg every other day for 7 doses, then: 100 mcg every 3 to 4 days for 2 to 3 weeks, then: Maintenance dose: 100 to 1000 mcg monthly Duration of therapy: Life Comments: Administer concomitant folic acid if needed

This classification allows for their use only for research development and laboratory studies

B12 supports normal energy metabolism and red blood cell production, so correcting a genuine deficiency can help you feel and perform like yourself again, but shots are not a proven performance enhancer for people who are not deficient