vitamin b12 injection cost in usa at a Licensed Pharmacy Deficiencies may result in anemia Vitamin B-12 Injection, 1,000 mcg/mL

Its probably me not being that computer savvy but I found it difficult to access and read these articles

Once your levels are normal, you can switch to a B12 supplement

Some side effects that may be seen after injectable B12 are: mild diarrhea itching or rash nausea and vomit headache swelling venous thrombosis pulmonary edema or congestive heart failure allergic reaction or anaphylaxis (rare) Caution : Vitamin B12 in the form of cyanocobalamin (found in most dietary supplements) should be avoided by people with Lebers disease (hereditary optic neuropathy), as it can cause severe atrophy of the optic nerve (10)

This water-soluble vitamin is not naturally created by your body, and large quantities of it can also be found in fish, seafood, and red meat, while smaller amounts of B12 are found in eggs, dairy products, and various cereals