The Bioactivity of a Hydroxytyrosol-Enriched Extract Originated after Direct Hydrolysis of Olive Leaves from Greek Cultivars

M Kourti, Z Skaperda, F Tekos, P Stathopoulos… - Molecules, 2024 - mdpi.com
Nowadays, olive leaf polyphenols have been at the center of scientific interest due to their
beneficial effects on human health. The most abundant polyphenol in olive leaves is …

Isolation of a hydroxytyrosol-rich extract from olive leaves (Olea Europaea L.) and evaluation of its antioxidant properties and bioactivity

A De Leonardis, A Aretini, G Alfano, V Macciola… - … Food Research and …, 2008 - Springer
In this research, a phenol extract of high hydroxytyrosol (OLPE) content was obtained from
olive leaves (Olea europaea L.), and subsequently tested under different contexts. The …

High-Yield Production of a Rich-in-Hydroxytyrosol Extract from Olive (Olea europaea) Leaves

CS Papageorgiou, P Lyri, I Xintaropoulou… - Antioxidants, 2022 - mdpi.com
The aim of the present study was to explore the high-yield production of hydroxytyrosol, a
phenolic compound with very high antioxidant capacity. Olea europaea leaves were chosen …

Comparison of phenolic compounds in olive leaves by different drying and storage methods

S Feng, C Zhang, L Liu, Z Xu, T Chen, L Zhou, M Yuan… - Separations, 2021 - mdpi.com
Oleuropein, a bitter substance that exists in olive leaves, can be hydrolyzed to
hydroxytyrosol. These are the main phenolic compounds, and they have beneficial …

Olive biophenols as food supplements and additives

A De Leonardis, V Macciola - Olives and olive oil in health and disease …, 2010 - Elsevier
Publisher Summary Olive biophenols can be formulated into dietary supplements, food,
beverages, cosmetics and pharmaceutical products and health fortificant for feed. One …

Green route for the isolation and purification of hyrdoxytyrosol, tyrosol, oleacein and oleocanthal from extra virgin olive oil

A Francioso, R Federico, A Maggiore, M Fontana… - Molecules, 2020 - mdpi.com
Extra virgin olive oil (EVOO) phenols represent a significant part of the intake of antioxidants
and bioactive compounds in the Mediterranean diet. In particular, hydroxytyrosol (HTyr) …

Olive tree derivatives and hydroxytyrosol: Their potential effects on human health and its use as functional ingredient in meat

L Martínez-Zamora, R Peñalver, G Ros, G Nieto - Foods, 2021 - mdpi.com
Olive (Olea europaea) is one of the most extensive crops in the Mediterranean countries,
and an important source of extra distinctive compounds that has been widely tested due to …

[PDF][PDF] Biological properties of hydroxytyrosol and its derivatives

JG Fernández-Bolaños, Ó López… - Olive oil …, 2012 - openresearchlibrary.org
Polyphenols are a wide family of compounds found in fruits and vegetables, wine, tea,
cocoa, and extra-virgin olive oil, which exhibit strong antioxidant activity by scavenging …

[PDF][PDF] Production of antioxidants from olive processing by-products

M Bouaziz, H Hammami, Z Bouallagui, H Jemai… - EJEAFChe, 2008 - researchgate.net
Olive tree derivatives (fruits, leaves, oil, wood and OMWW: olive mill waste water) have been
considered as a rich source of biophenols endowed with a wide biological activities array …

HPLC analysis of oleuropein, hydroxytyrosol, and tyrosol in stems and roots of Olea europaea L. cv. Picual during ripening

F Ortega‐García, J Peragón - Journal of the Science of Food …, 2010 - Wiley Online Library
Abstract BACKGROUND: Oleuropein (Ole), hydroxytyrosol (Htyr), and tyrosol (Tyr) are three
of the main phenolic compounds present in the olive tree (Olea europaea L.) that have …