Vitamin D doses

Daily oral dosing of vitamin D3 using 5000 TO 50,000 international units a day in long-term hospitalized patients: Insights from a seven year experience Dayton and Cincinnati, Ohio Vitamin D3 is a hormone produced in the skin, in amounts estimated up to 25,000 international units (IUs) a day, by the action of UVB radiation Vitamin D deficiency is common, lack of adequate sun exposure to the skin, vitamin D is present in very few food sources. Deficiency is strongly linked to increased risk for a multitude of diseases, several of which have historically been shown to improve dramatically with either adequate UVB exposure to the skin, or to oral supplementation with vitamin D. These diseases include Asthma, psoriasis, rheumatoid arthritis, rickets and tuberculosis. All patients in our hospital have been routinely screened on admission for vitamin D deficiency