Do high intakes of iron from foods pose a danger to healthy people?
a. Yes, if they include large amounts of fortified grains and cereals.
b. No, because the body adjusts the amount of iron absorbed.
c. Yes, because of high intakes of vitamin C supplements among many people.
d. No, because non-heme iron blocks the absorption of heme iron.
e. Yes, because iron toxicity is a relatively common occurrence.
Question 2
When trying to consume adequate dietary iron, it is helpful to:
a. eat non-heme iron found only in plants because it is absorbed more efficiently.
b. consider adding supplements because they are better absorbed than iron in foods.
c. combine vitamin C-rich foods with non-heme iron sources to increase absorption.
d. avoid combining heme-iron foods with non-heme-iron foods in the same meal.
e. combine vitamin C-rich foods with heme iron sources to increase absorption.
(a) Large buttress roots in a tropical rain forest
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Aneurysm. Photograph of the aorta, the large blood vessel arising from the heart, with a large bulge
iron
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