Lecithin is used as an emulsifying and stabilizing agent in food, pharmaceutical and cosmetic industries. Lecithin is taken as a medicine and is also used in the manufacture of medicines. Soybean lecithin is useful for its application in liquid ram semen. Fractionation process of sunflower lecithin with absolute ethanol was used for obtaining enriched fractions in certain phospholipids.
Paz, P.; Esteso, M. C.; Alvarez, M.; Mata, M.; Charorro, C. A.; Anel, L. Development of extender based on soybean lecithin for its application in liquid ram semen. Theriogenology 2010, 74 (4), 663-671.
Cabezas, D. M.; Diehl, B. W. K.; Tomas, M. C. Sunflower Lecithin: Application of a Fractionation Process with Absolute Ethanol. J. Am. Oil Chemists' Soc. 2009, 86 (2), 189-196.