why does b12 injection hurt so much Shots at Home: How, Where & How Often to Inject Yourself Best Vitamin B12 Injection Site:

Commonly, these might be three body cavities interconnected and rapidly communicating with each other, and disturbances rapidly transmitted through the venous system unless rapidly upgraded by the given therapy (activation of collateral pathways, azygos vein direct blood flow delivery)

Side effects are rare and typically mild, such as temporary irritation or redness at the injection site

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While these injections support fat metabolism and liver function, they are most effective when combined with a balanced diet and regular exercise

Common Side Effects of B12 Injections Most people do well with Vitamin B12 shots, but some might feel a bit of pain or discomfort where the shot was given