Cyanocobalamin 1,000 mcg mL Injection 30 mL McKesson Cobalamin (vitamin B12) and Folate Deficiency Province of British Columbia Foot Neuropathy and Nerve Pain Support with Vitamin B12 Specialist Clinic Dr Foot Podiatry Clinic B12 Injections Modern Edge Acupuncture Vitamin B12 Deficiency Vitamin B12 deficiency happens when the body does not have enough vitamin B12. Vitamin B12 is important for making healthy red blood cells and keeping nerves Ivy Grove Surgery : Self administration of B12 injection