Method for preparing oil and fat compositions comprising oleanolic acid and/or maslinic acid

摘要

The present invention relates to a method for industrially efficiently preparing an oil and fat composition containing oleanolic acid, maslinic acid, physiologically acceptable salts thereof and derivatives thereof, wherein the method comprises the step of extracting olive plants and/or a by-product obtained in an olive oil-manufacturing process with an organic solvent or a water-containing organic solvent.