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b12 absorption oral vs injection Vitamin Shots for Energy & Wellness Oral vitamin B12 versus intramuscular
Description
doi: 10.1542/peds.2010-0442

The main mechanism of action is based on the combination of the anorectic effect of GLP-1, the lipolytic and thermogenic characteristics of glucagon, and the action of GIP on -cell function and glycemic control

Vitamin B12 is water-soluble, and the body excretes excess amounts through urine rather than storing supraphysiological levels
The right plan depends on the cause and severity of the deficiency
