Isoflavone LOD (ng/ml) LOQ(ng/ml) Daidzein 0.1 1 Dihydrodaidzein 0.1 1 Equol 2.5 25 O-desmethylangolensin 1 10 Genistein 0.1 1 Glycitein 0.1 1

Table 2: LOD and LOQ of isoflavones, LOD: Limit of Detection; LOQ: Limit of Quantification.