how does vitamin b12 injection work Injections: What You Need To Know B12 Shots vs. IV Infusions:
Description
Guideline 2: Appropriate Form Selection Choosing the right Vitamin B12 form is key
Intramuscular Injections (IM) This is the most common and effective method

If you carry more body fat over your chosen injection site, you may need a 1.5-inch needle for a true intramuscular shot

Here are some foods that are a good source of vitamin B12: Dairy and (some) nondairy brands are fortified with vitamin B12

This leads to a quicker rate of absorption
