can b12 injections cause black stools Melena (Black Tarry Stools) ; Definition, Causes, Symptoms, Diagnosis,Treatment, Complications Vitamin B12 deficiency: Complications may

Vitamin B12 deficiency: Complications may include pancytopenia and black tarry stool Why iron supplements turn stool black and what it means Black stool after treatment : r HPylori Black stool isnt always harmlessit can signal internal bleeding in the digestive tract. While some foods or iron supplements can darken stool, persistent black, tarry stools need urgent medical Black stools? Sometimes poo can be black in color if you are taking medicines like iron tablets. It can also be black if you have eaten a lot of liquorice. If the

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