Poor man’s iron source is?
**Core Concept**
Iron deficiency is a common nutritional disorder worldwide. The body relies on dietary iron to maintain hemoglobin levels and prevent anemia. A "poor man's iron source" refers to a non-heme iron-rich food that can help alleviate iron deficiency, especially in areas where access to iron supplements or fortified foods is limited.
**Why the Correct Answer is Right**
The correct answer is a plant-based food that is rich in non-heme iron. Non-heme iron is not as bioavailable as heme iron found in animal products, but it can still provide a significant amount of iron when consumed in sufficient quantities. The liver converts non-heme iron into a more bioavailable form through the action of the enzyme ferrochelatase. This process enhances the absorption of non-heme iron in the small intestine.
**Why Each Wrong Option is Incorrect**
* **Option A:** This option is incorrect because, while it may be a good source of some essential nutrients, it is not particularly high in iron content.
* **Option B:** This option is incorrect because it is not a significant source of iron, and its high fiber content can actually inhibit iron absorption.
* **Option C:** This option is incorrect because, although it is a good source of some minerals, it is not a notable source of iron.
**Clinical Pearl / High-Yield Fact**
One key point to remember is that vitamin C can enhance the absorption of non-heme iron from plant-based foods. Consuming foods rich in vitamin C (such as citrus fruits or bell peppers) along with iron-rich plant-based foods can help improve iron bioavailability.
**Correct Answer: B. Beans.**