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Hypercalcemia (Elevated Calcium Levels)

👤by MedicineNet.com 0 comments 🕔Thursday, January 9th, 2014

Calcium is a mineral that is important in the regulation and processes of many body functions including bone formation, hormone release, muscle contraction, and nerve and brain function. Hypercalcemia is the term that refers to elevated levels of calcium in the bloodstream.

Calcium levels are tightly regulated in the body. Calcium regulation is primarily controlled by parathyroid hormone (PTH), vitamin D, and calcitonin.

Together, these three hormones act on the bones, the kidneys, and the GI tract to regulate calcium levels in the bloodstream.

Calcium Supplements: Not All Are Equal

Author: Betty Kovacs, MS, RDMedical Editor: William C. Shiel Jr., MD, FACP, FACR

Viewer Question: I've heard that not all calcium supplements are the same. Which over-the-counter vitamins or minerals help build bones? Which brands or types are better than others?

Dietician's Response: You heard right, not all calcium supplementsare the same. The supplements will differ by the kinds of calcium that they contain, the amount that they contain, and any thing else that is added to them (other minerals or vitamins). Along with that, there are other factors that will affect how much of the calcium you will actually absorb, including medications that you are taking, your age, your vitamin D levels, the amount of calcium that you are taking and if you are pregnant. If you have any concerns over any of these, it would be best to speak with your physician before taking anything.

The most common forms of calcium in supplements are calcium carbonateand calcium citrate. The differences between the two are...

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