Vitamin D has been around for a long time, but I am hearing some confusing messages around this topic lately. The way for me to get clear on something is to research and write about it. Here we go!
1. Sunshine vitamin, Vitamin D, Hormone D? What is it anyways?
In the strict sense, a vitamin is defined as “an organic substance present in minute amounts in the natural diet that is essential to normal metabolism. Insufficient amounts of vitamins in the diet may cause deficiency diseases. A hormone is defined as a substance formed in one organ but transported in the blood to another organ and capable of altering the functional activity of that target organ”(1).
Since neither Vitamin D2 (ergocalciferol) nor Vitamin D3 (cholecalciferol) has the function of a hormone in the body, these two compounds cannot be classified as hormones. These are vitamins. However, once these vitamins are processed by the liver and kidneys, Calcitriol (activated vitamin D) is produced. This is a hormone.
2. Where does Vitamin D come from?
Vitamin D is a fat soluble vitamin. Our bodies naturally produces vitamin D by Continue reading “6 Things You Should Know about Vitamin D”