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  1. Calcium: Benefits and How Much You Need - Cleveland Clinic Health ...

    Jan 13, 2025 · Calcium is an essential mineral that’s key to your bones and overall health. It’s recommended that most adults consume at least 1,000 mg of calcium a day.

  2. Calcium: Health benefits, foods, and deficiency - Medical News Today

    Oct 2, 2025 · Calcium is the most abundant mineral in the body. Humans need calcium to build and maintain strong bones, and 99% of the body’s calcium is in the bones and teeth.

  3. Calcium - The Nutrition Source

    Calcium Calcium is a mineral most often associated with healthy bones and teeth, although it also plays an important role in blood clotting, helping muscles to contract, and regulating normal heart rhythms …

  4. Calcium - Uses, Side Effects, and More - WebMD

    Calcium is an essential nutrient found in many foods, such as dairy products, canned sardines and salmon (with bones), and leafy greens. The bones and teeth contain over 99% of all calcium in the...

  5. Calcium - Consumer - Office of Dietary Supplements (ODS)

    Calcium is the most abundant mineral in the body. Almost all calcium in the body is stored in bones and teeth, giving them structure and hardness. Your body needs calcium for muscles to move and for …

  6. Calcium: Benefits, Requirements, and Supplements - Healthline

    Nov 3, 2023 · Calcium is the mineral you have the most of in your body. It makes up the structures of your bones and teeth and also helps maintain typical muscle function, blood clotting, nerve …

  7. Calcium - Wikipedia

    Calcium is a chemical element; it has symbol Ca and atomic number 20. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. Its physical and …

  8. Calcium - MedlinePlus

    May 14, 2024 · Calcium is a mineral, a nutrient that you need (in small amounts) to keep your body healthy. You have more calcium in your body than any other mineral. Calcium has many important …

  9. Calcium | Definition, Properties, & Compounds | Britannica

    Jan 9, 2026 · Calcium, one of the alkaline earth metals, chemical symbol Ca, atomic number 20, the most abundant metallic element in the human body.

  10. Calcium and calcium supplements: Achieving the right balance

    Nov 1, 2022 · Calcium is important for bone health. See how much you need and how to get it. Calcium is important for bone health throughout your life. Although diet is the best way to get calcium, calcium …