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Simple Happy Kitchen - B12 is produced by bacteria found in soil as well as in the guts of animals and humans, but in order for the bacteria to make B12, the
Anaerobic bacteria need their vitamin B12 to digest estrogen | PNAS
Graphical Summary: B Vitamins Promote Structural Stability of the... | Download Scientific Diagram
Excess B12 promotes bacterial infection in mice - YouTube
Production of vitamin B12 employing a fused cell hybrid - Patent 0131456