why do b12 injections hurt so much I feel worse after a injection? why is b12 injections so
Description
According to Phase 3 trial results in the New England Journal of Medicine , this rash affected 0.8% of participants after the first dose, and 0.2% of participants after the second shot

Not fit for human or veterinary consumption.
Most adults can safely get weekly injections indefinitely

The effectiveness of MIC B12 injections can vary among individuals
