1. Albert, Unsha, Kristie, Cindy Nutritional Science Period 9 Mr. Crull

2.  Vitamin D is fat soluble  Essential in the absorption of calcium  Reduces inflammation

3.  Naturally: Fatty fish species (ex: salmon, tuna, herring), Fish liver oils, Egg yolks, Beef liver  Fortified: Milk, breakfast cereals, certain orange juices, yogurt  Other: Sunlight with a wavelength of 290-315 nanometers, vitamin supplement tablets

4.  bone pain  muscle weakness  soft bone disorders ex: rickets and osteoporosis  high blood pressure  Tuberculosis  Depression  type 1 diabetes  periodontal disease  low blood calcium levels  chronic fatigue  bowed limbs  knock-kneed appearance

5.  Exact safe long term dose not known  In 2004, 284 reported overdose incidents including 1 death  High blood pressure  Anorexia, nausea, and vomiting  Polyuria  Polydipsia  Weakness  Nervousness  Renal failure

6.  0% of the U.S. population is vitamin-D deficient.  42% of African American women of childbearing age are vitamin-D deficient.  48% of young girls (9-11 years old) are vitamin-D deficient.  Up to 60% of all hospital patients are vitamin-D deficient.  76% of pregnant mothers are severely vitamin-D deficient, causing widespread vitamin-D deficiencies in their unborn children.  Up to 80% of nursing home patients are vitamin-D deficient.

7.  Vitamin D is known as the sunlight vitamin  People with darker skin produce less vitamin D than people with fair skin

8.  http://ods.od.nih.gov/factsheets/vitamind.asp  http://www.the-vitamin-and-supplement- guide.com/vitaminDdeficiencysymptoms.html  http://www.healingtherapies.info/VitaminD- Facts&Statistics.htm  http://www.webmd.com/diet/vitamin-d-deficiency