why b12 injection is given Are Vitamin Shots Right for You? Best Vitamin B12 Injection Sites

Dosing Frameworks Commonly Used A typical B12 injection protocol starts with 1 mg of either form given weekly for four weeks

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Most people meet these needs through diet alone, but older adults, people on strict plant-based diets, and those with digestive disorders may benefit from supplements, though dosages vary based on individual needs

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Direct supplementation Whilst the above can be good sources of vitamin B12, the most reliable source is to just take a direct supplement whether in tablet or liquid form

Metformin may decrease intrinsic factor secretion from parietal cells, interfere with the calcium-dependent binding of the resulting intrinsic factor and B12 complex to receptors on the ileal lining, and change small intestinal motility, resulting in decreased B12 absorption