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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 osmium. …

  2. 7 Iron-Rich Foods to Eat Instead of Taking a Supplement

    3 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.

  3. 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.

  4. 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 aluminum …

  5. Iron - Health Professional Fact Sheet - Office of Dietary Supplements

    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 erythrocyte (red blood cell) …

  6. Iron - The Nutrition Source

    Iron is important for healthy brain development and growth in children, and for the normal production and function of various cells and hormones. Iron from food comes in two forms: heme and non-heme. …

  7. Iron - Element information, properties and uses | Periodic Table

    Element Iron (Fe), Group 8, Atomic Number 26, d-block, Mass 55.845. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

  8. Iron-Rich Foods: Sources and Supplements - WebMD

    Nov 1, 2025 · Iron, a micronutrient, plays an important role in our bodies. Learn about some iron- rich foods that raise the level of iron in your body.

  9. Iron | Linus Pauling Institute | Oregon State University

    Iron status can be assessed in healthy men and nonpregnant women using laboratory tests that measure serum ferritin (iron-storage protein), serum iron, total iron binding capacity, saturation of …

  10. Iron Element Facts - ThoughtCo

    Jun 9, 2025 · Iron is a metal that is important for both plants and animals, especially in hemoglobin. Iron comes from the word 'ferrum', and has been used by humans since ancient times. Iron is the fourth …