Evening Primrose Oil is a source of the essential polyunsaturated fatty acids, Cis-linoleic acid (LA) and Gamma Linolenic Acid (GLA). It is one of the only natural sources, besides mother's milk, which supplies GLA directly to the diet.. Take three (3) to six (6) capsules daily, preferably with a meal. Do not exceed stated dose. For all the support a woman needs, we proudly manufacture a terrific selection of Women's Formulas.