THE What, Why, and How of Omega 3s. What is Omega 3? Omega 3s ALA = Alpha-linolenic Acid (found in Flax, Walnuts, etc.) EPA = Eicosapentaenoic Acid (found in Fish) DHA = Docosahexaenoic Acid (found in Fish) ALA can be converted to DHA and EPA by the body (in a perfect...