The present invention relates to omega-3 diglyceride emulsions characterized in that the lipid phase comprises at least about 40 wt.-% of diglycerides. Preferably about 70 wt.-% of the acyl-groups of said diglycerides are eicoapentaenoic acid (EPA) groups and/or docasahexaenoic (DHA) groups. The invention further relates to methods of treatment using the omega-3 diglyceride emulsions.