common side effects to injectable b12 What are the benefits of injection? Benefits of B12 Injections for
Description
There are also case reports of lithium-aggravated nocturnal myoclonus and restless legs syndrome

In every cell in the body, methylation occurs thousands of times per second

A systematic review and meta-analysis of functional vitamin B12 status among adult vegans

Because B12 is water-soluble, the NIH Office of Dietary Supplements notes that no tolerable upper intake level has been established excess B12 is excreted by the body rather than accumulating to toxic levels

Incidentally, the healthy reference range is 191-663 pg/ml and correlates closely with oral cobalamin intake, which is why the vitamin B12 blood level alone is not an adequate parameter to diagnose a deficiency (Herrmann and Obeid, 2014)

The effects can last from a few weeks to several months, depending on your individual needs and dosage
