lingering pain after b12 injection in thigh Instruction Guide for Intramuscular (IM) Self-injection of Methylcobalamin 1mg/5mg Best Vitamin B12 Injection Sites:
Description
Your body already uses peptides to send instructions to cells

Scand J Haematol 1978;21:243-9

B12 is also critical for DNA synthesis, helping create and repair cells

A vitamin B12 intravenous administration is just as effective as a shot because it goes straight to the bloodstream, bypassing the digestive system

Consult with a professional to help determine which option aligns best with your health objectives and lifestyle

Arch Intern Med 165: 1167-1172
