Watanabe S., Yamaguchi M., Sobue T., Takahashi T., Miura T., Arai Y., Mazur W., Wahala K., Adlercreutz H. (1998) Pharmacokinetics of soybean isoflavones in plasma, urine and feces of men after ingestion of 60 g baked soybean powder (kinako). J Nutr 128:1710-5

Compound Mean content
Daidzein 103 ┬Ámol/60 g
Genistein 112 ┬Ámol/60 g