can b12 injections cause bleeding b12 cocktail injection B12 Shots
Description
Reassess your results at week 8 to determine if continuing is worthwhile

This depends on your goals and current health

Unlike some vitamins, B12 is absorbed through the digestive system, which means some people struggle to absorb enough from food alone
Generally, individuals can expect to experience the effects of a B12 injection for several days to a few weeks before requiring another dose