Effectiveness of vitamin D, fish oil to be studied

Two dietary supplements -- vitamin D and fish oil -- will soon undergo a five-year test of their effectiveness in lowering the rates of several major diseases. Since nearly all African-Americans are deficient in vitamin D, the federal study will also assess whether supplements narrow the gap between disease rates in blacks and other racial groups.

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<p><a href="http://www.physorg.com/news165736839.html">Effectiveness of vitamin D, fish oil to be studied</a></p> <p>Two dietary supplements -- vitamin D and fish oil -- will soon undergo a five-year test of their effectiveness in lowering the rates of several major diseases. Since nearly all African-Americans are deficient in vitamin D, the federal study will also assess whether supplements narrow the gap between disease rates in blacks and other racial groups.</p>