Fig. 1

HPLC profile of PEL water extract. a The major peak corresponds to Eurycomanone at RT 12.629 min. b Eurycomanone standard eluted at RT 12.628 min. c UV spectrum of Eurycomanone with respect to its’retention time
HPLC profile of PEL water extract. a The major peak corresponds to Eurycomanone at RT 12.629 min. b Eurycomanone standard eluted at RT 12.628 min. c UV spectrum of Eurycomanone with respect to its’retention time