mycobacterium b12 injection Vitamin Service Vitamin B12 - Wikipedia
Description
The theoretical mechanism for concern exists
It is always different and the type of materials/product you receive is never fully the same

B12 deficiency can also lead to the destruction of immature red blood cells in the bone marrow, which can cause jaundice (yellowing of the skin and whites of the eyes)

10.1172/JCI10588 50 HongJ.-Y.ChungH.-J.LeeH.-J.ParkH
