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how long does your arm hurt after a b12 injection Shots at Home: How, Where & Often to Inject Yourself How Long Does It Take
Description
This does work

While generally well-tolerated, some individuals may experience side effects such as: Irritation or redness at the injection site Temporary fatigue or nausea Immediate medical consultation is recommended if you experience severe side effects or allergic reactions

Why glycol-free

Studies have also examined it in models involving neuropathic and metabolic stress responses
If B12 levels are already normal, additional B12 is unlikely to improve fatigue
