Calcium requires adequate vitamin D in order to be absorbed by the body. In the United States, many food sources of calcium such as milk are fortified with vitamin D.

Review Date: 3/10/2001 12:00:00 AM Reviewed By:Aparna Oltikar, M.D., Department of Community Medicine, University of Connecticut School of Medicine, Farmington, CT. Review provided by VeriMed Healthcare Network.

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