Description natures aid organic evening primrose oil is a rich natural source of the unsaturated omega 6 essential fatty acid gamma linolenic acid gla ingredients organic evening primrose oil hydroxypropylmethylcellulose capsule shell mixed tocopherol antioxidant product of soya denotes non organic ingredient recommended intake take 2 capsules per day with food or as required up to a maximum of 6 product features natural source of omega 6 suitable for vegetarians and vegans