FRONTLINE

How Good For You is Fish Oil Really?

Clip: Season 2016 Episode 2 | 5m 32s

Fish oil 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.

Aired: 01/19/16

Rating: NR

Video has closed captioning.
Watch Full Length

Problems Playing Video?

Funding for FRONTLINE is provided through the support of PBS viewers and by the Corporation for Public Broadcasting. Major funding for FRONTLINE is provided by the John D. and Catherine T. MacArthur Foundation. Additional funding is provided by the Abrams Foundation, the Park Foundation, The John and Helen Glessner Family Trust, and the FRONTLINE Journalism Fund with major support from Jon and Jo Ann Hagler on behalf of the Jon L. Hagler Foundation.