Shelf life of soft gelatin capsules comprising a soft gelatin shell encapsulating a pharmaceutical formulation comprising cis-5,8,11,14,17-eicosapentaenoic acid (C20:5 n-3； “EPA”) in free acid form in an amount from 25 wt % to 99 wt % of the formulation and cis-7,10,13,16,19-docosapentaenoic acid (C22:5 n-3； “DPA”) in free acid form in an amount from 1 wt % to 75 wt % of the formulation in which the gelatin component of the shell is Type B gelatin, is improved by replacing up to 75 wt % of the gelatin component with porcine Type A gelatin.
