How to Administer a B12 injection to Yourself There are two ways to self-inject vitamin B12: Subcutaneously, or just below the skin, and intramuscularly, which goes directly into the muscle, says Foxx
In both cases, each shot provides far more vitamin B12 than what the body needs
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For example, the amount of red blood cells, anticoagulants , and clotting factors all play a part
For Canadians looking to address post-weight-loss skin laxity across large body areas like the abdomen, arms, and thighs, injectable GHK-Cu offers a level of systemic reach that topical products simply cannot match