Natural antioxidants are widely distributed in food and medicinal plants. These natural
antioxidants, especially polyphenols and carotenoids, exhibit a wide range of biological …

Originally, the use of the pressurized liquid extraction technique (PLE) was mainly focused
on the extraction of environmental pollutants present in soil matrices, sediments, and …

This review attempts to provide an updated overview (including works published till June
2006) on the latest applications of compressed fluids as sample preparation techniques for …

Three different HPLC detection systems were compared for the determination of tocopherols
and tocotrienols in olive oil: fluorescence and diode array connected in series, ultraviolet …

Antioxidant capacity (AC), total phenolic content (TPC) and total carotenoid content (TCC) in
palm oils at various stages of the refining process from two technological modes were …

Functional foods are defined as foods or food components that provide health benefits
beyond basic nutrition (for the intended population). Increased interest in bioactive food …

For a hectare of oil palm plantation, about 21.63 tonnes of biomass comprising 20.43%
empty fruit bunches, 5.09% palm kernel shells, 11.65% oil palm trunks, 50.30% oil palm …

The goal of this paper is to optimize the pressurized liquid extraction (PLE) of vitamin E from
grape seed oil from residues of the wine industry. For this purpose an experimental planning …

Individual tocopherol profile of five Agaricus mushroom species, widely consumed in
Portugal, was obtained by a normal-phase high-performance liquid chromatography (NP …

A simple HPLC method with UV detection is proposed for the simultaneous determination of
three lipophilic vitamins: all-trans-retinol, α-tocopherol and coenzyme Q10 (ubiquinone) in …