It helps our intestine to absorb calcium from the foods we eat, thus increasing the amount of calcium in our bodies. Vitamin D has several roles in our bodies, but its main role is to help us keep our calcium levels up. We can't make it, so we have to get it in our diet, or get outside and have the sun make it for us (yep, sun light on our skin causes our skin to make Vitamin D). If your doctor said the words 'secondary hyperparathyroidism' to you and put you on high doses of vitamin D because your calcium is not normal then you need to read this page and watch the video.

If your doctor put you on high doses of vitamin D, then you must know why your vitamin D is low. We will give a short synopsis of Vitamin D in the blood, and what Vitamin D does for our bodies. If you have low vitamin D, you must understand which of these two groups you are in. These folks should not be taking vitamin D until after the parathyroid operation. The second reason for a low vitamin D is much more serious (and less common) and may indicate that you have primary hyperparathyroidism and need an operation to remove a small parathyroid tumor.

One reason for low vitamin D is not serious and simply means you need to take some vitamin D pills. There are two reasons for having low vitamin D. If you have been told that you have low vitamin D then this page is for you.

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