Flax seed oil contains omegas 3, 6 and 9 essential fatty acids. Omega 3 contains the acids eicosapentaenoic (EPA) and docosahexanoic (DHA). They play a key role in the structure of all cell membranes; helping with the regulation of cholesterol metabolism and provide the basis for hormone production. Omega 6 contains the polyunsaturated fats linoleic acid and gamma-linolenic acid (GLA). Omega 9 contains oleic acid.