METHOD FOR PREPARING EXTRACTS POSSESSING ANTIOXIDANT ACTIVITY FROM CULTIVATED GRAPE COMPOUND FRUIT RACEMES Russian patent published in 2008 - IPC A61K36/87 B01D11/02 A61P39/06 

FIELD: pharmaceutical industry and technology.

SUBSTANCE: invention relates to a method for preparing agent possessing antioxidant activity, in particular, to a method for preparing extract possessing antioxidant activity from cultivated grape (Vitis vinifera L.) compound fruit racemes. Matured cultivated grape compound fruits are dried and milled under the definite conditions, the raw is extracted twice with ethyl alcohol at room temperature in the definite ratio raw to extractant. Then the prepared extract id evaporated, condensed extract is homogenized repeatedly and dried. Then for separation of lipophilic compounds extract is treated with a benzine solvent of sort "Nefras" at heating to boiling and at stirring, and for separation of water-soluble component extract is treated with water under definite conditions, suspension is filtered and the obtained deposit is dried. Above described method provides preparing extract showing the enhanced content of polyphenols.

EFFECT: improved preparing method.

3 cl, 3 tbl