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Keep simple logs of injection timing, sites, doses, and any effects noticed
Once in the body, B12 works to support the proper functioning of the brain and nervous system, as well as the production of red blood cells and DNA
Reduces inflammation and swelling, helping to alleviate pain and discomfort
How we reviewed this article: Current Version October 03, 2025 Written By John DiBella Fact-checked By Dr
Work out exactly what to draw for your own mix, see the doses used in research, and follow a week-by-week plan
B12 shots deliver the vitamin via intramuscular injection
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