For centuries, women of all ages have depended on the reliability of Evening Primrose Oil. EPO is a source of Gamma-Linolenic Acid GLA -117 mg per serving, a fatty acid not made in large quantities by the body and not commonly found in food. Popular with women of all ages, EPO helps provide nutritional support for women with PMS.* Royal Brittany EPO is one of the best products of its kind on the market. The EPO used for Royal Brittany is cold-processed and is void of Hexane and all other solvent residue. Royal Brittany EPO assures quality, reliability, and purity.