However, if subsequent testing confirms this activity, it is possible that quinic acid may also contribute to the antigiardial activity of the T. ferdianadiana fruit extracts. We were unable to find reports of Giardia spp. growth inhibitory activity for any of the other compounds putatively identified in the inhibitory T.ferdianadiana fruit extracts. However, it is possible that these may also contribute to the antigiardial activity reported here