vitamin b12 injections The Advantages of Versus Oral Supplements: Shawn Veiseh, M.D.: Family Medicine Compounded Hydroxocobalamin (Vitamin B12) Injection

Improving mood, thought processes, and memory

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2022 Mar 24 [cited 2022 Apr 7];2(3)

However, Vitamin B12 has many more functions than red blood cell production

People might hear ringing, buzzing, or hissing sounds

Mild side effects and potential risks, which should be referred to a doctor if they persist or worsen, include: pain, redness, or itching at the site of the injection mild diarrhea swelling sensation in the body More serious side effects, which require immediate medical attention, include: muscle cramps irregular heartbeat unusual weakness or tiredness swelling of the ankles or feet Severe reactions are very rare but require emergency intervention