can you give a b12 injection in the arm How to Use These 4 IM Spots Safely B12 Injections | Vitamin B12

Clean Formula, Radical Results

& Sabatini, D

Avoid prolonged hot showers for 24 to 48 hours

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Key points for self-injection: rotate injection sites to prevent lipodystrophy, inject subcutaneously (not intramuscularly), and allow the medication to warm slightly toward room temperature for 15-30 minutes before injecting if it has been refrigerated

If left untreated, this can lead to symptoms such as fatigue, weakness, and neurological concerns