side effects of injection vitamin b12 Benefits Shots Curevit-12 Injection - Vitamin Penetration
Description
Anything else, such as brown, green, extremely dark, or completely unexpected hues, warrants verification

Youre no longer absorbing enough B12 to meet your daily needs
Proceedings of the National Academy of Sciences

doi: 10.1016/s0140-6736(63)91500-9