how many mg in a b12 injection Shots Dosage for Adults: Much, How Often, and Key Guidelines B12 Shot Guide: Benefits, Dosage

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Mood Changes & Depression Experiencing unexplained irritability or sadness

Clinical research suggested doses in the range of 1-10mcg per kilogram of body weight showed efficacy, though most protocols standardized around 4-6mcg/kg for practical application

This area is often chosen because it provides a large, well-developed muscle that can accommodate the injection without causing discomfort

A deficiency or lack of Vitamin B12 is quite common in the over 65s, those diagnosed with pernicious anaemia, and in anyone who follows a vegan, strict vegetarian, or extreme/fad/restricted diet for a long time without taking a B12 supplement or eating fortified foods