Gastrointestinal metabolism and bioaccessibility of selected anthocyanins isolated from commonly consumed fruits

•Glycation type and other groups determined the stability of anthocyanins in the chyme.•Chalcones were the most abundant anthocyanin metabolites in the chyme.•Only a low proportion of intact anthocyanins was available for absorption.•Some expected final anthocyanin metabolites were not detected in digestion media.