Isoflavone Research Initiative

The amount of isoflavones in supplements may vary from 0.13 to 39 mg per tablet. This is a 30-fold difference and may surely influence the clinical efficacy of a isoflavone containing product (Pipe et al. 2009).

References

Pipe, E. A., Gobert, C. P., Capes, S. E., Darlington, G. A., Lampe, J. W., and Duncan, A. M. (2009). Soy protein reduces serum LDL cholesterol and the LDL cholesterol:HDL cholesterol and apolipoprotein B:apolipoprotein A-I ratios in adults with type 2 diabetes. J. Nutr. 139 (9): 1700-1706.