Eat blood products stool black how to return a responsibility

Blood products include duck blood, pig blood, etc., which can supplement iron, protein and other substances. If ingested in a large amount in a short period of time, a large amount of iron will accumulate in the gastrointestinal tract. After oxidation, iron sulfide will be formed and mixed into the feces and discharged from the body, and then the stool will be blackened. After adjusting eating habits, it can be recovered. Don't worry.

The nutrients in blood products are not comprehensive. It can be eaten with cereals, fruits, meat products and other foods to maintain a balanced diet.