how do i know if b12 injections are working What the Signs of Deficiency What You Need to Know

inject slowly and steadily [13]

But first here are five signs your body might be asking for one

Treatment may involve oral high-dose B12 tablets or intramuscular hydroxocobalamin injections , depending on the underlying cause (see the following section for dosing detail)

If you experience persistent headaches, fatigue, mood changes, and other symptoms that dont resolve within a few days, contact your prescribing clinician immediately to assess your condition and prevent possible complications

After that, a once per month dose is needed to maintain proper B12 levels

Ultimately, a vitamin B12 shot can affect your energy levels significantly if youre B12 deficient