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Older adults can use this site if the muscle in their upper arm, their deltoid, is well developed
Obtaining vitamin B12 directly from the body is made possible by injecting it directly into the bloodstream
27 May 2026 8 min What do IV vitamin drips actually do for you
Where to Inject Vitamin B12 Learning to inject at different injection sites will be helpful, as repeated shots at the same location will be unhealthy for your skin
And if you have never been investigated, we will point you to your GP for a blood test first
It is essential to have the right supplies at home in order to administer B12 injections safely and effectively
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