Long chain n 3 polyunsaturated fatty acids LC n 3 PUFA, namely eicosapentaenoic acid EPA; 20 5 n 3 and docosahexaenoic acid DHA; 22 6 n 3 act as natural hypolipidemics, reduce risk of cardiovascular disease and could prevent development of obesity and insulin resistance in humans 1 buy accutane uk no prescription