which is better b12 injection or tablets Benefits of Vitamin Shots Near Me in Oklahoma City, OK Vitamin B12 Injections vs. Supplements:
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There is no prospective evidence above 2.4 mg weekly, so pushing higher is not a useful plateau strategy

Enhanced recovery: Plays a role in faster recovery from exercise and injury

Schulman, S

Most alarming is that the most common test for B12 the first-line assay (blood tests) can return a false-positive as much as 35% of the time
