Results 41 to 50 of about 4,479 (218)

Lipid components and oxidative status of selected specialty oils

open access: yesGrasas y Aceites, 2012
Many vegetable oils are marketed as specialty oils because of their retained flavors, tastes and distinct characteristics. Specialty oil samples which were commercially produced and retailed were purchased from local superstores in Reading, UK, and ...
S. R. P. Madawala   +2 more
doaj   +1 more source

Two Novel Lipophilic Antioxidants Derivatized from Curcumin

open access: yesAntioxidants, 2022
Tert-butyl curcumin (TBC), demethylated tert-butylated curcumin (1E,6E-1,7-bis(3-tert-butyl-4,5-dihydroxyphenyl)hepta-1,6-diene-3,5-dione, DMTC), demethylated curcumin (DMC), and Cur were synthesized from the starting compound, 2-methoxy-4-methylphenol ...
Tao Liu   +4 more
doaj   +1 more source

Changes in volatile compounds and oil quality with the method of olive tree propagation and saline water irrigation [PDF]

open access: yes, 2015
The main goal of this study was to investigate the effects of moderate saline water irrigation on the composition and quality of olive oil of the “Chemlali” olive cultivar in comparison to a control plot grown under rain-fed conditions from two methods ...
Balti, R.   +3 more
core   +1 more source

The oxidation stability of extra virgin avocado oil : a thesis presented in partial fulfilment of the requirements for the degree of Master of Technology in Food Science at Massey University [PDF]

open access: yes, 2002
Extra virgin avocado oil (EVAO) is extracted from avocado fruit with minimal processing. It contains a wide range of non-lipid compounds that have a profound affect on oil stability.
Sherpa, Nimma
core  

Composition and antioxidant activity of thymus vulgaris volatiles: comparison between supercritical fluid extraction and hydrodistillation [PDF]

open access: yes, 2010
Supercritical fluid extraction (SEE) of the volatile oil from Thymus vulgaris L. aerial flowering parts was performed under different conditions of pressure, temperature, mean particle size and CO2 flow rate and the correspondent yield and composition ...
Akgün   +34 more
core   +1 more source

Effect of Operational Parameters on Determination of Oxidative Stability Measured by Rancimat Method

open access: yesInternational Journal of Food Properties, 2014
Operational parameters of Rancimat, including sample weight (3, 6, 9 g), airflow rate (10, 15, 20 L/h) and temperature (110, 120, 130°C) were evaluated to determine their effects on oxidative stability index, temperature coefficient, Q10 number, and shelf life prediction of ghee (anhydrous milk fat).
Nilkanth Pawar   +4 more
openaire   +1 more source

Phytochemistry and Bioactivities of Thymol and Carvacrol: Molecular Pathways, Metabolism, and Therapeutic Insights

open access: yesFood Science &Nutrition, Volume 14, Issue 4, April 2026.
Thymus serpyllum (wild thyme) contains bioactive compounds such as carvacrol, thymol, β‐caryophyllene, γ‐terpinene, and α‐thujene, along with essential vitamins and minerals. These constituents exhibit antioxidant, antimicrobial, anti‐inflammatory, and antidiabetic activities.
Ahmad Mujtaba Noman   +8 more
wiley   +1 more source

Common Kilka oil and its primary and secondary oxidative dynamics stabilized by different variants of clove essential oil

open access: yesGrasas y Aceites, 2021
The objective of this study was to investigate the properties of clove essential oil extracted by different microwave-assisted methods and to evaluate its effects on the stability of common Kilka oil.
M.T. Golmakani   +2 more
doaj   +1 more source

Antioxidant activity of ethanol extract and fractions of Piper crocatum with Rancimat and cuprac methods

open access: yesTurkish Journal of Biochemistry, 2022
Abstract Objectives Bioactive compounds of Piper crocatum Ruiz & Pav, which have acted as antioxidants can be used to prevent and treat degenerative diseases such as hyperglycemia, cancer, gout and hypertension.
Mega Safithri   +3 more
openaire   +2 more sources

Enhancing the Multifunctional Qualities of Palm Oil With Plant‐Derived Essential Oils: An Integrated HPLC and RSM Approach

open access: yesFood Science &Nutrition, Volume 14, Issue 4, April 2026.
The results established that the treatments obviously retard the thermal degradation and hydrolytic decomposition of the palm oil, which can be attributed to the antioxidant effects (high phytochemical content) of the essential oils used as the treatment material. Markedly, the bio‐fortified palm oil samples recorded greater nutritional, physiochemical,
Manal A. Almalki   +10 more
wiley   +1 more source

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