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. 2016 Oct 7;6:34832. doi: 10.1038/srep34832

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Copyright © 2016, The Author(s)

This work is licensed under a Creative Commons Attribution 4.0 International License. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in the credit line; if the material is not included under the Creative Commons license, users will need to obtain permission from the license holder to reproduce the material. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/

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HPLC profiles of (a) EE at 330 e 284 nm, (b) AE at 330 nm and (c) URE at 284 nm. 1, rosmarinic acid, 2, cirsimaritin; 3, genkwanin; 4–5, unknown flavonoids; 6, carnosol; 7, carnosic acid. Phenolic distribution in rosemary extracts. (d) Comparison among the total contents in flavonoid, terpenoids and total phenols in EE, AE, UREprel and URE. (e) Quantitative determination of rosmarinic acid and main flavonoid and terpenoid components. (f) Percentage of flavonoids and carnosol with respect to total phenols in UREprel and URE.