b12 injection risks Vitamin Side Effects Vitamin B12 | The BMJ
Description
Doctors typically use B12 shots to treat vitamin B12 deficiency

Adults usually get 1000 mcg of Vitamin B12 injected into a muscle

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[PubMed: 25925636] 45

How B12 Fuels Your Body So, what exactly does this super-vitamin do
Most patients are surprised to learn that fat loss can be guided biologically without extreme diets or risky medications