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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