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This includes: Pernicious anemia Crohns disease or celiac disease Gastric surgery or gastrointestinal disorders For mild deficiency, starting with 1,000 mcg of Vitamin B12 weekly is common
Nutrient absorption changes
This effect can be significant for individuals exploring ways to optimize their body's energy utilization and metabolic processes
For those with irreversible causes such as pernicious anaemia or malabsorption, injections are usually given every 23 months
10.1016/j.ijscr.2024.109931 9 CaballeroM.LukawskaJ.LeeT.DuguP
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