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. 2021 Jun 2;10(6):1266. doi: 10.3390/foods10061266

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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MRM chromatogram (TIC) of the Erigeron annuus (L.) Pers. water extract (EAW) by the LC-MS/MS method. Peak 1, gluconic acid; Peak 2, quinic acid; Peak 3, caffeic acid; Peak 4, chlorogenic acid; Peak 5, 3,4-dicaffeoylquinic acid; Peak 6, luteolin-7-O-glucuronide; Peak 7, hispidulin-7-O-glucuronide; Peak 8, luteolin.