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Certain medications, including some medications used to treat gastrointestinal disorders, may make it more difficult for some people to absorb B12 from food sources
When NNMT activity is inhibited, these methyl donors become available for other methylation reactions in the body
Children and adolescents may require them if they have a demonstrated deficiency or a condition that hampers their bodys ability to absorb the vitamin
Many patients initially dismiss these signs, attributing them to a busy lifestyle
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