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vitamin D
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vitamin D

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News •

Study finds no impact of high vitamin D doses on type 2 diabetes prevention • Dec. 3, 2024, 6:59 AM ET (News-Medical)

vitamin D, any of a group of fat-soluble vitamins important in calcium metabolism in animals. It is formed by ultraviolet radiation (sunlight) of sterols present in the skin. The term vitamin D refers to a family of compounds that are derived from cholesterol. There are two major forms of vitamin D: vitamin D2, found in plants and better known as ergocalciferol (or calciferol), and vitamin D3, found in animal tissues and often referred to as cholecalciferol. Both of these compounds are inactive precursors of potent metabolites and therefore fall into the category of prohormones. This is true not only for ...(100 of 884 words)

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