Fish oil available in over-the-counter supplements might not always be worth the cost.
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It is the third most widely used supplement in the United States. But there can be a big difference when it comes to prescription-quality fish oil and the kind found in over-the-counter supplements.
[An excerpt from "Supplements and Safety," an investigation from FRONTLINE, The New York Times and the Canadian Broadcasting Corporation exploring the hidden dangers of vitamins and supplements, a multibillion-dollar industry with limited FDA oversight.]
Watch "Supplements and Safety" Jan. 19 on PBS and online at 10/9c: http://www.pbs.org/wgbh/frontline/films/supplements-and-safety
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FRONTLINE is made possible by PBS and CPB. Major support is provided by The John D. and Catherine T. MacArthur Foundation. Additional support is provided by the Park Foundation, the John and Helen Glessner Family Trust, the Ford Foundation, the Wyncote Foundation and Jon and Jo Ann Hagler on behalf of the Jon L. Hagler Foundation.