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...

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.

Apr 16, 2026 · Iron-rich foods are an essential part of any balanced diet. Know which foods are high in iron so you can add them to your favorite recipes.

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.

Apr 22, 2026 · Iron makes up 5 percent of Earth’s crust and is second to aluminum in abundance among the metals. Because it is the chief constituent of Earth’s core, iron is the most abundant element in …

1 day ago · 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 …

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. …

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Dec 16, 2025 · Iron supplement benefits include anemia prevention and management, prevention of fatigue, improved athletic performance, hair growth, and more.