Since injections do not have to go through your digestive system, your body absorbs the B12 more quickly
Participants in a study, or even researchers themselves, generally prefer a pill or capsule over an injection
Then, your doctor will adjust how often you get them based on how youre doing and your B12 levels
There are practical reasons too: B can be unstable if mixed with certain other vitamins in solution, and dosing schedules for B deficiency (pernicious anemia, for instance) may differ
Cyanocobalamin is a man-made form of vitamin B12
Conclusion: Optimizing Your B12 Therapy for Long-Term Health Getting the most out of B12 injection therapy is key for long-term health, mainly for adults with low B12 levels or trouble absorbing it