reddit vitamin b12 injection source injections — IV vs intramuscular (syringe) experience? : r/Fitness_India Vitamin B12 Injection - 10mL
Description
its activity is diminished in cellular assays owing to its swift degradation to adenosine and Hcy by SAH hydrolase ( Streptomyces , serves as a SAM-mimicking methyltransferase inhibitor

You can even pair injections with your IV sessions or stop in for a quick weekly visit no downtime required.

Unlike oral supplements, injections bypass the digestive system, ensuring optimal absorption for those with deficiencies or difficulty absorbing B12 from food

Pretty dubious
