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However, in very rare instances, there may be a genetic predisposition or familial occurrence
10.1007/s12031-021-01922-7 5 CameronN
Researchers also suggest a potential connection to copper uptake in cells, which could support copper-dependent enzymatic processes
The following table summarizes common claims and their evidence basis: The key pattern: most benefits are real only for individuals who are actually deficient in B12
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