If that is the case, your doctor may recommend supplementation to increase your level to the normal range
International Journal of Toxicology
[PubMed] [Google Scholar] 75.Lojo N., Rasic Z., Sever A.Z., Kolenc D., Vukusic D., Drmic D., Zoricic I., Sever M., Seiwerth S., Sikiric P
for example, cervical radiculopathy is a mixed pain syndrome, in which a nervous lesion causes a common neuropathic pain syndrome, but in which there are also potentially nociceptive pain elements related to noxious stimuli of skeletal and soft tissue [2,8]
(2018) PCO-02 - Safety and pharmacokinetics trial - Full Text View - ClinicalTrials.gov
B12 may not be right for people with certain medical conditions such as kidney disease, Lebers hereditary optic neuropathy, or alcoholism