cholecalciferol

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A nutrient that helps the body use calcium and phosphorus and make strong bones and teeth. It is found in fatty fish, eggs, and dairy products. The skin can also make cholecalciferol when exposed to sunshine. Not getting enough cholecalciferol can cause a bone disease called rickets. Cholecalciferol is being studied in the prevention and treatment of some types of cancer. Also called vitamin D.