Vitamin D3 “The Sunshine Vitamin” is a fat-soluble vitamin that has properties of both a vitamin and a hormone and it is required for the bodies absorption and use of calcium and phosphorus. At the annual meeting of the American Association of Clinical Endocrinologist (AACE) in May of 2009, the consensus was very clear. Doctors noted that the current national Recommended Daily Allowance (RDA) for vitamin D from the Food and Nutrition board of 400 to 600 International Units (IU’s) is simply not enough. Experts recommend somewhere between 1500 to 2600 IU’s of Vitamin D3 daily.
Vitamin D has been available as D2 and D3, D2 comes from food sources. D2 is synthesized by plants and is not readily absorb by the human body. This is a phenomenon known as bioavailability and means how well vitamin D is absorb. Vitamin D3 which is synthesized by the human skin in response to exposure to the Sun’s ultraviolet rays. And of the different vitamin D’s available, Vitamin D3 is considered the natural form of vitamin D and is the most active and is also considered a very safe vitamin. However, both young adults and the elderly can develop deficiencies in winter due to inadequate sun exposure.
A vitamin D deficiency can cause everything from rickets and osteomalacia in adults are skeletal diseases and are on the severe side and to lesser degrees of deficiency, would include symptoms of appetite loss, a burning sensation in both the mouth and throat, diarrhea, insomnia and loss of weight. Benefits of taking vitamin D3 include reductions in colon polyps and prostate cancer and an increase in both bone and muscle strength and coordination.