Mean contents of total phenolics, total flavonoids, ORAC and PSC values among different types of grapes (mean±SD).

<p>Note: GAE, CE, TE and VE represent mg of gallic acid, catechin, Trolox and vitamin C equivalent respectively; QE represents µmol of quercetin equivalent.</p><p>*Values with no letters in common in each row are significantly different (<i>P</i><0.05).