Evening primrose oil contains large amounts of omega-6 series of unsaturated fatty acid, which, as medical research shows, has remarkable effects on balancing female endocrine hormones, decreasing blood lipid, inhibiting platelet aggregation, lowering blood pressure and resisting arrhythmia, etc. Its superb efficacy for women’s beauty and health makes evening primrose oil an important ingredient for the food, pharmaceutical, cosmetics and healthcare supplements.