Hard-boiled egg that is not caused by iron deficiency in science

Hard-boiled egg is a popular food.

However recently on the network, about eating much tea egg easily lead to iron deficiency in saying that some people hesitate when faced with hard-boiled egg. The expert pointed out that this argument has no scientific basis.

The view was expressed that the tea contains tannic acid constituents, in the process of boiling tea egg tend to infiltrate the eggs, and egg formation of iron-binding is not easy being the gastrointestinal absorption of precipitation, which affects the stomach, may even lead to iron deficiency anemia.

In response to this argument, CAU food Institute of nutrition and food security Professor Jack red pointed out that this statement is not scientific.

She describes the yolk of the egg, indeed are rich in, when the boiled eggs and egg yolks of iron will phosvitin in combination, affect the body's absorption of iron. But this and is independent of tannic acid in tea, hard-boiled egg and cannot cause human iron deficiency. Actually, suffering from iron deficiency anemia patients often food structure single, it is necessary to pay attention to diet diversification, comprehensive nutrition, such as a single egg in the iron content in fact less to iron it is a good idea to eat other foods that are rich in elements.

(Edit: Justin Lin, internships)