Uncommon free fatty acid in Frezzor Omega 3 Black increases eicosapentanoic acid ( EPA ). The omega called eicosatetaenoic ( ETA ) is only found in New Zealands' Green Lipped Mussel. And this omega-3 alters the inflammatory pathway so that the body produces endogenous long chained fatty acids called EPA. Both compelling and unique as it sets in motion an anti-inflammatory response.