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It relies on a protein called intrinsic factor in your stomach to be absorbed
Esta permeabilidad contrasta con los pptidos, que por su tamao y carga suelen requerir administracin inyectable y presentan biodisponibilidad oral escasa
This consumes the cells principal methyl donor and removes nicotinamide from the salvage pathway that regenerates NAD+
All B vitamins are water-soluble, so the body does not store them, and luckily, if you take too much it simply exits through your urine
Most people get sufficient Vitamin B12 from their diet, but some people may have low levels of Vitamin B12 due to having a digestive condition or vegans that follow a plant-based diet
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