... Extracted/Refined 3. GLA 9%,9.5%,10% Evening Primrose Oil Evening primrose originates from Mexico and Central America, now grows abundantly ... etc.European Pharmacopoeia (EP) (in the 5th version).Evening Primrose oil is an essential nutritional supplement for women to maintain ... superb efficacy for women’s beauty and health makes evening primrose oil the favorite of food, pharmaceutical, cosmetics and ...