Megaloblastic anemia due to B12 deficiency is either caused by inadequate intake, in which case oral supplementation is sufficient, or poor absorption potentially due to a reduction in intrinsic factor. Intrinsic factor, which is synthesized by cells in the stomach, is secreted into the gastrointestinal tract to bind dietary B12 and facilitate its absorption (Wickramasinghe 2006)
Getting the injection right, and staying safe Beyond the needle itself, a clean, correct technique is what keeps a B12 injection safe: clean hands, a single-use needle and syringe, an alcohol-cleaned site, and safe sharps disposal afterwards
It helps convert oxidized glutathione back into its active form, allowing for better antioxidant protection
Tom Driver, an expert in organic chemistry, and Dr