Chemical characterization of the study oils
DEL
The oils used in the study were provided by Interprofesional del Aceite de Orujo de Oliva (ORIVA) and analysed according to standardized methods: ISO 12228–2:2014 method for the determination of sterols; Regulation (EEC) No. 2568/91 Annex V for triterpenic alcohols; Regulation (EEC) No. 2568/91 Annex XIX for aliphatic alcohols; Regulation (EEC) No. 2568/91 Annex X for fatty acids; and ISO 9936:2016 for tocopherols and tocotrienols. Triterpenic acids were analysed following the method of Pérez-Camino & Cert [