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In a study of patients with chronic low back pain, Vitamin B12 given for 2 weeks reduced pain by 32% compared to placebo [Chiu, 2011] In a 2020 systematic review looking at the use of B12 for nerve-related pain it was found that there is moderate evidence for the therapeutic effect of B12 in the treatment painful peripheral neuropathy [Julian, 2020]

B12 shots offer higher absorption rates and faster results, especially for those with digestive issues or B12 malabsorption

b Spence J.D

The real mechanism (lowering the stress hormone cortisol that impairs the prefrontal cortex and hippocampus, plus a GABA-mimetic and mild acetylcholinesterase action)