Book dives into the consequences of omega-3 supplements

Is your health supplement hurting the ocean? And is it even actually benefitting you?

These are the questions that author Paul Greenberg sought to answer in his latest book, The Omega Principle.

Greenberg and Fresh Air’s Terry Gross discussed his analysis of omega-3 dietary supplements, which contain fatty acids from fish and other sea life.

You can listen to the interview below or read the transcript on NPR’s website.