NATURAL DEEP EUTECTIC SOLVENTS – A PROMISING MEDIA TOWARDS SUSTAINABLE VALORISATION OF UNDERUTILIZED CROPS
Diversifying food resources through incorporation of crops with nutritional and health benefits present a promising strategy in sustaining nutraceutical security under climate change and biodiversity degradation. Buckwheat is such underutilized crop, known for the abundance of bioactive compounds that have a vast potential to support human health. Heat-assisted extraction supported with natural deep eutectic solvents (NaDES) was employed to extract polyphenols from the Fagopyrum esculentum Moench. Response surface methodology was used to optimize the extraction process, considering results obtained in the screening assay with nine different NaDES. In screening analysis, lactic acid-containing NaDES showed the highest extraction capacity for rutin, whereas total flavonoids were favorably extracted by choline chloride/propylene glycol (ChCl/PG) mixture. The optimal conditions for the highest flavonoid content in ChCl/PG extraction were 64.87°C, 112.61 min, and 30.92% of water. Extracts obtained through implementation of green extraction procedures from buckwheat holds a great potential to contribute to the consumers’ nutrient and health benefits and pave the way for incorporation into the new natural-based products.
engleski
2024
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o:2594 | Radovi nastavnika i saradnika Instituta za proučavanje lekovitog bilja "Dr Josif Pančić" |