Understanding Pernicious Anemia and Vitamin B12 Deficiency Muhammad Qasim posted on the topic LinkedIn Vitamin B12 is absorbed through two pathways. The first is intrinsic factor, a protein produced by parietal cells in the stomach. IF binds B12 in the small intestine and carries it across B12 Injection sites + How to use B12 Shots Safely How to self inject intramuscular vitamin B12 Overview Guy's and St Thomas' NHS Foundation Trust
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can i inject b12 into stomach Best Vitamin B12 Injection Site: Administering B12 Shots