Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 g FW 10.67 3.90 26.75 8.36
mol/100 g 2.12e-05 7.76e-06 5.32e-05 1.66e-05

Values calculated by aggregating data from 6 different samples from 3 unique publications.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Daidzein mg/100 g FW 5.40 1.97 13.54 4.23
mol/100 g 1.07e-05 3.93e-06 2.69e-05 8.42e-06

Original Content Values Used to Produce Means

Rostagno M.A., Palma M., Barroso C.G. (2007) Fast analysis of soy isoflavones by high-performance liquid chromatography with monolithic columns. Analytica Chimica Acta 582:243-49 PubMed (17386499)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
26.75 mg/100 g FW Powdered soy milk yes 1
Wang H.J., Murphy P.A. (1994) Isoflavone Content in Commercial Soybean Foods. Journal of Agricultural and Food Chemistry 42:1666-73 PubMed (24498818)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
3.90 mg/100 g FW Instant beverage A yes 1
5.80 mg/100 g FW Instant beverage B yes 1
6.10 mg/100 g FW Instant beverage C yes 1
9.80 mg/100 g FW Instant beverage D yes 1
Chan S.G., Murphy P.A., Ho S.C., Kreiger N., Darlington G., So E.K.F., Chong P.Y.Y. (2009) Isoflavonoid Content of Hong Kong Soy Foods. Journal of Agricultural and Food Chemistry 57:5386-90 PubMed (19530716)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
10.76 mg/100 g FW Soy milk powder yes 11