Excessive intake of nonheme iron interferes with absorption of which mineral by an unknown mechanism?

Question

Quizplus · Accepted Answer

Excessive intake of nonheme iron can interfere with the absorption of zinc. This is due to the fact that both iron and zinc compete for the same binding sites in the small intestine. Consuming high amounts of nonheme iron (found mainly in plant-based foods) can therefore lead to a decrease in the absorption of zinc, which may result in zinc deficiency.

Excessive Intake of Nonheme Iron Interferes with Absorption of Which