Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 g FW 4.27 1.10 6.80 2.90
mol/100 g 9.31e-06 2.40e-06 1.48e-05 6.33e-06

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

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Daidzein mg/100 g FW 2.37 0.61 3.77 1.61
mol/100 g 5.16e-06 1.33e-06 8.23e-06 3.51e-06

Original Content Values Used to Produce Means

Song T.T., Barua K., Buseman G., Murphy P.A. (1998) Soy isoflavone analysis: quality control and a new internal standard. American Journal of Clinical Nutrition 68:1474S-1479 PubMed (9848519)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
6.80 mg/100 g FW Tempeh 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
1.10 mg/100 g FW Tempeh yes 1
Murphy P.A., Song T.T., Buseman G., Barua K., Beecher G.R., Trainer D., Holden J. (1999) Isoflavones in retail and institutional soy foods. Journal of Agricultural and Food Chemistry 47:2697-704 PubMed (10552547)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
4.90 mg/100 g FW Tempeh A, 5-cite composite yes 1