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You're experiencing any kind of infection
Every day, millions of people around the world inject insulin subcutaneously
It is not intended for human or veterinary use, and must not be used for diagnostic, therapeutic, or clinical purposes
For more tips from our Medical co-author, including how to safely dispose of your needle after injecting B12, read on
This helps ensure maximum absorption of the B12 supplement
It's best to follow their directions and use this article as a refresher
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