To compare fish-oil omega-3 content, distinguish the total oil amount from the omega-3 amount and any separately listed EPA and DHA. Use a full labeled serving as your comparison point. The Omega 3 Fish Oil Concentrate listing is a place to begin; verify its current panel rather than assuming that every oil or omega-named product has the same source or composition.View Omega 3 Fish Oil Concentrate – 2,000 MG (120 Softgels).