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  1. Iron - Wikipedia

    Chemically, the most common oxidation states of iron are iron (II) and iron (III). Iron shares many properties with other transition metals, including the other group 8 elements, ruthenium and …

  2. Iron - Health Professional Fact Sheet

    Iron is a mineral that is naturally present in many foods, added to some food products, and available as a dietary supplement. Iron is an essential component of hemoglobin, an …

  3. Iron | Element, Occurrence, Uses, Properties, & Compounds ...

    Jan 2, 2026 · Iron (Fe), chemical element and one of the transition elements, the most-used and cheapest metal. Iron makes up 5 percent of Earth’s crust and is second in abundance to …

  4. Iron: Overview, Uses, Side Effects, Precautions ... - WebMD

    Iron helps red blood cells carry oxygen from the lungs to cells all over the body. Iron also plays a role in many important functions in the body. People commonly use iron for preventing and...

  5. Iron: What It Is and Health Benefits

    Jul 25, 2024 · Iron is a key component to making sure that your body has oxygen-rich blood. That’s important for your brain, immune system and more.

  6. Iron - The Nutrition Source

    Iron is an important mineral that helps maintain healthy blood. A lack of iron is called iron-deficiency anemia, which affects about 4-5 million Americans

  7. 7 Iron-Rich Foods to Eat Instead of Taking a Supplement

    2 days ago · Iron supplements can be an easy way to get more iron, but there are plenty of foods that are high in iron that you can include in your diet, too.