GuEt and Rw extracts exhibited similar potency on hypocholesterolaemic activity as orlistat [(−)-tetrahydrolipstatin, N-formyl-L-leucine (1S)-1-[[(2S,3S)-3-hexyl-4-oxo-2- oxetanyl]methyl]dodecyl ester], a pancreatic lipase inhibitor that acts locally in the gastrointestinal tract to inhibit lipase.