how do you feel after b12 injection Why I Worse My Injection? Understanding Post-Injecti – Oxford Origins How Quickly Do You Feel

First described back in the 1950s, acne erupts in about one in ten people within days or even hours of getting an injection of vitamin B12, which then disappears rapidly when injection treatment is discontinued. At the time, we had no idea what the mechanism might be, and the problem remained unsolved until just a few years ago when we finally figured it out: Vitamin B12 modulates the gene expression of the skin bacteria that cause acne

B12 injections are also used to treat people with malabsorption (gastrointestinal conditions that prevent proper absorption of B12 from the gut), for example, people with atrophic gastritis (stomach inflammation) and intrinsic factor deficiency (pernicious anemia) or those who have undergone surgical procedures such as gastrectomy or small bowel resection (stomach or intestine removed), autoimmune diseases, etc

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The drug comes in several strengths, ranging from 2.5 milligrams (mg) to 15 mg