can b12 injections cause back pain Best Vitamin Injection Site: Administering B12 Shots Vitamin B12 Deficiency: Symptoms, Causes

Most patients feel only a brief pinch or mild stinging sensation, and the discomfort is minimal and short-lived

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The methylcobalamin form in particular shows nerve-repairing properties, and has been shown to reduce homocysteine levels, treat peripheral neuropathy, ALS, multiple sclerosis, Alzheimer, Bells palsy, and other neurological disorders

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Even meat-eaters can experience deficiency due to poor absorption, which often relies on a stomach-produced protein called intrinsic factor

Estrogen-driven collagen decline accelerates during perimenopause, and substrate is typically already more depleted at baseline