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This is why some of those who have had weight loss surgery or surgery to remove part of the stomach have difficulty absorbing the vitamin B12 they need from foods
Vitamin B12 (cobalamin) is an essential water-soluble vitamin that plays a crucial role in energy metabolism, red blood cell formation, and neurological function
Groups at higher risk of deficiency include older adults (due to reduced stomach acid production), vegans and vegetarians, people with pernicious anaemia or gastrointestinal disorders affecting absorption, and those taking certain medications such as metformin or proton pump inhibitors
Chemically, vitamin B12 can exist in several different forms, but all of them contain the mineral cobalt
It is the most commonly recommended option and works best for the majority of dosing scenarios
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