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Antioxidant Assays

G-Biosciences provides easy, fast and reliable kits for measuring total antioxidant capacity (DMPD and ORAC ) and antioxidant polyphenols (Polyphenols , Anthocyanins and Proanthocyanidins) in various samples, including food samples, wine, juices or berry extracts.

Antioxidant capacity is an overall ability of organisms or food to catch free radicals and prevent their harmful effect. Antioxidative effect includes protection of cells and cellular structures against harmful effect of free radicals, especially oxygen and nitrogen. Substances with antioxidative pr..
G-Biosciences’ ORAC assay depends on the free radical damage to a fluorescent probe, such as fluorescein, to result in a change of fluorescent intensity and the degree of change is indicative of the amount of radical damage. The presence of antioxidants results in an inhibition in the free rad..
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