Renewable sugars from oil palm frond juice as an alternative novel fermentation feedstock for value-added products

► OPF juice as novel renewable sugars and its utilization as fermentation substrate. ► Fifty % (wt/wt) of OPF juice was obtained from fresh OPF. ► OPF juice comprises 70% glucose, 27% sucrose and 3% fructose. ► P(3HB) fermentation by Cupriavidus necator as an example of OPF juice utilization.