why do vitamin b12 injections hurt | Energy Boost Does Vitamin B12 Injection Hurt?

Is B12 making my blood thick?I love my friend and I want to give her the right information but her doctors are contradicting everything I say to her

FDA procedurally removed it from Category 2 in April 2026 after nominators withdrew their submissions and referred it to the Pharmacy Compounding Advisory Committee, which is scheduled to review it on July 23-24, 2026 for possible inclusion on the approved 503A bulks list

Many suppliers provide peptides already packaged under nitrogen, which provides protection until the vial is first opened

Injection-Related Considerations As with any injectable medication, proper technique and sterile handling are essential