However, because calcium is absorbed rather inefficiently by the intestines, high serum calcium is more likely caused by excessive secretion of parathyroid hormone (PTH) or possibly by excessive intake of … · People need calcium for bone health and other functions. Find out why people need calcium, which foods provide it, and what happens if they consume too little. · 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. What is calcium and what does it do? Calcium is a mineral your body needs to build and maintain strong bones and to carry out many important functions. Calcium is the most abundant mineral in the body. … When the body has enough calcium, a different hormone called calcitonin works to do the opposite: it lowers calcium levels in the blood by stopping the release of calcium from bones and signaling the … Learn more about Calcium uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain Calcium. · Naturally occurring calcium consists of a mixture of six isotopes: calcium-40 (96.94 percent), calcium-44 (2.09 percent), calcium-42 (0.65 percent), and, in smaller proportions, calcium … · Your body needs calcium for many reasons. Learn what foods are high in calcium and how much calcium you need in a healthy diet. Diperbarui pada 21 Oktober 2025. Referensi: Mayo Clinic. Diakses pada 2025. Calcium and calcium supplements: Achieving the right balance. Medical News Today. Diakses pada 2025. Benefits and …