New saponin, process for preparing a saponin extract from Calendula officinalis and hypocholesterolemic application

摘要

The present invention relates to a new saponin, to a process for preparing saponin extracts from Calendula officinalis and to the hypocholesterolemic application. The new saponin according to the invention contains a molecule of oleanolic acid attached to a carbohydrate chain containing a molecule of hexose and a molecule of uronic acid, with a molecular weight of 794.