Cardiovascular Support 100% Pure NKO Phospholipid-Bound Omega-3 Supports Joint Health Neptune Krill Oil - NKO Original A Dietary Supplement Friend of the Sea Omega-3/Fish Oils Family Owned Since 1968 GMP Quality Assured Neptune Krill Oil (NKO) is known for its unique fatty acid (FA) profile, which includes EPA and DHA, plus phospholipids. In addition, NKO naturally has Astaxanthin, a powerful free radical scavenger and immune-supporting carotenoid. Clinical studies have shown that NKO can help to support joint comfort, healthy blood lipid levels already within normal range, and may help to maintain healthy feminine balance. The phospholipid-bound forms of EPA and DHA from Krill Oil have also demonstrated exceptionally high bioavailability. Neptune Krill Oil is manufactured under strict quality control standards. It is tested to be free of potentially harmful levels of contaminants (i.e. mercury, heavy metals, PCB's, dioxins, and other contaminants).