how quickly does a b12 injection take effect Do Shots Work? How Long Does It Take
Description
Im so very pleased

Vitamin B12 is crucial for growth, blood formation, cell reproduction, and tissue synthesis

This could be daily, weekly, monthly, or at other intervals appropriate for your physiology

So today is day 8 and I also woke up with a baseball size redness on my left arm where I had the injection

Best vitamin B12 to take