Abstract
The paper presents the results of mMonitoring of qualitative and quantitative composition of polyphenols in wines of trademarks of the Crimea and the Kuban made from Cabernet-Sauvignon, Merlot and Saperavi red grapes. It has been shown that total amount of polyphenols in wine exceeds the European average of 2.5 g/L. Antioxidant activity is also high, exceeding 2.0 g/L in units of the standard antioxidant trolox. Technology and regulatory documentation was developed for obtaining products with a standardized amount of polyphenols from grapes, grape pomace and grape vines. The presents the results of development and practical evaluation of products saturated with grape polyphenols (wine, grape drink, extract) having a high antioxidant activity confirmed by in vitro and in vivo.
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