It is an excellent choice for anyone looking to bounce back from physical strain and protect their long term mobility
Due to the complicating factor of a shot and the extra cost, it seems the best route for most people is to focus on getting adequate B vitamins from food, and supplement as necessary.
It has also been shown to be the causative factor in many cases of pediatric neuropathy (Dobrozsi, Flood, Panepinto, Scott & Brandow, 2013)
Although more research is needed to solidify these findings, evidence published by the American Academy of Pain Medicine points to the efficacy of B12 as an adjunctive treatment alongside lidocaine for pain management
If IBD, EPI, SIBO, or parasites are driving the poor absorption, those conditions need their own treatment plan running alongside B12 therapy