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Description
Copper accumulation also becomes a theoretical concern at extreme doses, though practical protocols stay well below problematic thresholds

doi: 10.4049/jimmunol.168.6.3065

It's best to get treated for B12 deficiency anemia and avoid any long-term problems

They cause an imbalance between specific groups of bacteria and trigger the development of dysbacteriosis (Tulstrup et al., 2015)
