The present invention relates to a purifying process for phosphatidylserine, the latter being prepared by trans-phosphatidylation of phosphatidylcholine with serine in presence of the enzyme D-phospholipase and containing as impurities hydrophilic compounds, proteins and inorganic salts.

A invenção atual relaciona-se a um processo purifying para o phosphatidylserine, o último que está sendo preparado por transporte-phosphatidylation do phosphatidylcholine com serine na presença do D-d-phospholipase do enzyme e contendo como compostos hydrophilic das impurezas, proteínas e sais inorgánicos.