Harvest time affects antioxidant capacity, total polyphenol and flavonoid content of Polish St John’s wort’s (Hypericum perforatum L.) flowers

Harvest time affects antioxidant capacity, total polyphenol and flavonoid content of Polish St John’s wort’s (Hypericum perforatum L.) flowers

Abstract The polyphenol content and antioxidant capacity of hyperforin and hypericin-standardized H. perforatum L. extracts may vary due to the harvest time. In this work, ethanol and ethanol–water extracts of air-dried and lyophilized flowers of H. perforatum L., collected throughout a vegetation s...

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Bibliographic Details
Main Authors: Katerina Makarova, Joanna J. Sajkowska-Kozielewicz, Katarzyna Zawada, Ewa Olchowik-Grabarek, Michał Aleksander Ciach, Krzysztof Gogolewski, Natalia Dobros, Paulina Ciechowicz, Hélène Freichels, Anna Gambin
Format: Article
Language:English
Published: Nature Publishing Group 2021-02-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-021-83409-4

Internet

https://doi.org/10.1038/s41598-021-83409-4

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