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where in body to give b12 injection Best Vitamin Site: Administering B12 Shots How to Inject Vitamin B12
Description
Even a small bubble occupies space in the barrel that displaces medication, which means your actual dose is less than what the plunger position suggests

Injections deliver the vitamin directly into the bloodstream, ensuring faster and more reliable results

The amount can look surprisingly small, which is normal
Thats the only part of the procedure that I actually felt was just the injections for the numbing

Left untreated, the deficiency could put you in a wheelchair for life