A healthy heart Brain health Great lemon flavor! 3400 mg Omega-3 + 1000 I.U. D3 No GMOs Purity tested by an external company A perfect form of triglycerides Molecularly distilled | Guaranteed cleanliness Wild Caught No fishy aftertaste Friend of the Sea certificate Highest Intensity Omega-3 + Vitamin D3 for maximum support for heart, bone, cognition and immunity. Ultimate Omega Xtra offers the benefits of the highest intensity omega-3s – 3,400 mg of omega-3s plus 1000 I.U. vitamin D3. This powerful formula supports heart, brain and mood health, joint mobility, body composition and optimal immune system function. Every batch of Nordic Naturals fish oils is tested by an independent laboratory for environmental toxins, including heavy metals. All fish oils are in triglyceride form and exceed the strictest international standards for purity and freshness.