POLYUNSATURATED FATTY ACID COMPOSITIONS OBTAINABLE BY A SIMULATED MOVING BED CHROMATOGRAPHIC SEPARATION PROCESS

The present invention provides a composition comprising a PUFA product, wherein:(I) the composition comprises an amount of isomeric impurities up to 1 wt%, the PUFA product is EPA or DHA, and the composition comprises greater than 85 wt% PUFA product; or(II) the PUFA product is a mixture of EPA and DHA, wherein (i) the total content of EPA and DHA is 80 wt% or greater, (ii) the content of EPA is from 41 to 60 wt% and the content of DHA is from 16 to 48 wt%, and (iii) the total content of ω-3 polyunsaturated fatty acids is 94 wt% or greater and/or the composition comprises an amount of ω-6 polyunsaturated fatty acids up to 4 wt%; and wherein(a) the total content of ω-3 polyunsaturated fatty acids is 97 wt% or greater, and/or(b) the composition comprises an amount of stearidonic acid up to 1.5 wt%, and/or(c) the total content of docosapentaenoic acid is from 4 to 5.25 wt%, and/or(d) the composition comprises an amount of adrenic acid up to 0.1 wt%; or(III) (a) the composition comprises an amount of polyaromatic hydrocarbons up to 0.89 µg/kg, and/or (b) the composition comprises an amount of dioxins, furans, dibenzeno-para-dioxins and polychlorinated dibenzofurans up to 0.35 pg/g, and/or (c) the composition comprises an amount of polychlorinated biphenyls up to 0.0035 mg/kg, and/or (d) the composition comprises an amount of dioxins, furans, dibenzeno-para-dioxins, polychlorinated dibenzofurans and dioxin-like polychlorinated biphenyls up to 1 pg/g.