b12 injection autonomic nerves Tightness in the throat and chest can occur with deficiency and it is commonly mislabelled as anxiety. The mechanism is neurological and autonomic, not psychological. Here is the clear biology you B12 vitamin Store peripheral neuropathy
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Neural tube defect prevention in women of childbearing age unable to take oral folate

And while its true that a B12 deficiency can contribute to those things, there is one problem, says Ashley Barrient, a clinical dietitian at the

Side effects of B12 supplementation Vitamin B12 is a water-soluble vitamin, which means excess amounts are excreted through the urine

Learn the key differences between vitamin B12 injections and oral supplements
