Le mveliso ivela kwisicatshulwa sezityalo zendalo.Ayinambala okanye umbala ozuba.Ngobuchwephesha bokutsalwa kwezityalo emhlabeni jikelele, ezininzi izicatshulwa zendalo zitsalwa kwiintlobo ezingama-300 zezityalo, ezifana ne-apigenin, i-acacia, i-orhamnetin, i-epicatechin, njl. i-thiol, i-volatile fatty acids kunye negesi ye-ammonia.