Vitamin B12 Injections Vitamin B12 injections are the most effective way to treat a deficiency in this vitamin
B12 plays a key role in helping the body convert food into usable energy
More urgent medical care is needed for sudden weakness on one side of the body, facial drooping, trouble speaking, severe new back or neck pain with weakness, loss of bladder or bowel control, difficulty breathing, or rapidly worsening swallowing difficulty
Severe, long-standing damage may take longer or may be permanent, which is why early treatment matters
You can apply online before your consultation and receive a decision within minutes
However, this is not necessarily required