injection b12 names IV Vitamin Infusions & Injections First Look Med Spa Agawam Vitamin B12 - Wikipedia

Would like the medication to be IV , Im an RN and can do it my self cause butt hurts from all the IM injections

Following any kind of intramuscular injection, it is possible for soreness, numbness, redness, itching, or bruising to develop at the injection site

The good news is that recognising the symptoms of B12 deficiency early and treating it properly can help get your hair back on track

(PubMed) Schaefer E, Bieri G, Sancak O, Barella L, Maggini S

You can find it in animal products like meat, fish, and dairy

This approach can work, but it makes troubleshooting side effects more complicated since you have two variables changing at once