FIELD: medicine, food industry. SUBSTANCE: invention relates to methods of preparing complexes of saponines, carotinoids and food addition from marine animals, for example, holothurian (sea cucumber) (Cucumaria frondoza). Method involves milling raw, multiple extraction of biomass, separation and purification of compounds from the combined extracts and preparing the end products. Method provides preparing some biologically active substances from the raw. EFFECT: improved method of preparing.
