Capsular dosage forms containing polyunsaturated fatty acid (PUFA) compositions are provided herein. In certain embodiments, unit dosage forms comprising a plurality of millicapsules containing a PUFA composition therein are provided as well as their methods of use and manufacture. In certain embodiments, capsular dosage forms are provided herein that include a unit dosage form comprising a plurality of millicapsules containing a polyunsaturated free fatty acid substantially in free acid form. In some embodiments, the PUFA composition is Epanova®.