2013 was a bad year for fish oil. Claims were crushed that the long-chain omega 3s in fish oil—EPADHA—would stop the progression of heart disease. Then, DHA was associated with increased risk of prostate cancer and “monumentally” failed to treat macular degeneration. This over-the-top rhetoric sounded a little suspicious, and, indeed, the paper was retracted because the author sells some rival supplement he failed to disclose, but he does have a point.