can you overdose on vitamin b12 injections B12: and Side Effects Vitamin B12: Symptoms, Dosage &

They are essential in: Newborns: Preventing Vitamin K Deficiency Bleeding (VKDB)

Returns false negative results 40-60% of the time....so you can test negative and still have PA (called antibody negative PA - see diagnostic flowchart in BSH Cobalamin Deficiency Treatment Guidelines - in links Imgave you)

Diabetic Peripheral Neuropathy Diabetic PN has been the topic of seven studies investigating the effects of receiving a treatment regimen inclusive of B12 for pain management

This keeps the benefits going while avoiding side effects from too much B12

Enhanced grip strength observed in aged mice when combined with exercise [10]