loading dose b12 injections Shots for Energy: Clinical Evidence and NHS Guidance – Bolt Pharmacy What is the recommended dosage

A vitamin B12 injection can help when levels drop

Following initiation of treatment, the bone marrow begins producing normal-sized red cells relatively quickly a reticulocyte response is typically seen within one to two weeks

That nerve damage can also cause tingling and numbness of the affected body part, with the severity of symptoms depending on how extensive the damage is, according to Noyce, who is also a professor at the Preventive Neurology Unit at the Wilson Institute of Population Health, Queen Mary, University of London

This leads to a lower red blood cell count and iron deficiency

Start low and titrate slowly