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Where to Inject B12 First, decide whether youll inject subcutaneously or intramuscularly
According to the NIH Office of Dietary Supplements, vitamin B12 is available as cyanocobalamin and hydroxocobalamin, which are typically administered parenterally by intramuscular injection to bypass gastrointestinal absorption barriers
Research suggests methylcobalamin stays in the body longer while cyanocobalamin may be more easily absorbed, but other studies have found little difference in the two in absorption and retention
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Insert the needle at the angle you were taught (90 degrees for a perpendicular injection or 45 degrees for an angled injection)
