| Issue |
E3S Web of Conf.
Volume 463, 2023
III International Conference on Improving Energy Efficiency, Environmental Safety and Sustainable Development in Agriculture (EESTE2023)
|
|
|---|---|---|
| Article Number | 01008 | |
| Number of page(s) | 6 | |
| Section | Sustainable Development in Agriculture | |
| DOI | https://doi.org/10.1051/e3sconf/202346301008 | |
| Published online | 13 December 2023 | |
New grape products with antioxidant properties
Federal State Budget Scientific Institution “All-Russian National Research Institute of Viticulture and Winemaking “Magarach” of the RAS”, 31, Kirova St., Yalta, Russia
* Corresponding author: cherninna1@mail.ru
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.
© The Authors, published by EDP Sciences, 2023
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