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. …

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...

Sep 20, 2025 · Iron-rich foods include meat, eggs, leafy green vegetables and ready-made foods that have iron added to them. Infants and children need to get enough iron from their diets too.

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.

Feb 13, 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 …

Dec 9, 2025 · Iron is a mineral that plays several important roles in health. Read on to learn about the benefits and potential risks of iron supplements.

Jan 14, 2026 · Iron is an important mineral that your body needs to make hemoglobin, a protein in red blood cells. Red blood cells help carry oxygen throughout your body. You get iron from certain foods, …

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. …

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

Nov 10, 2025 · Iron is a mineral that is crucial for optimal health and well-being. Found naturally in many foods and dietary supplements, it is a key component of hemoglobin, the part of red blood cells …