We know that Soy can provide potential health benefits for the prevention and treatment of various lifestyles diseases and conditions, but how much Soy should you be including in your diet?
We also know that a variety of foods contain all nutrients and many phytonutrients, but that only soyfoods contain isoflavones, so any dietary guideline which calls for isoflavone intake is a recommendation to consume soyfoods.
20-50 grams per day of soy protein.
40 grams per day soy protein containing 2-2.25 mg isoflavones per gram.
A diet limited to 700-800 mg/kg soy protein daily has been used.
Soy fiber fortified formula containing 18-20 grams of soy protein per litre
Touchi extract 300 mg three times daily. Touchi is a traditional Chinese food prepared from soybeans.
30 grams of soy protein daily, containing 132 mg of phytoestrogens daily for up to 12 weeks.
|Source||Isoflavones per gram|
|Soy flour||2.6 mg per gram|
|Fermented soybeans||1.3 mg per gram|
|Boiled soybeans||0.6 mg per gram|
|Soymilk||0.4 mg per gram|
|Soybean curd||0.5 mg per gram|
|Fried soybean curd||0.7 mg per gram|
|Soybean paste||0.4 mg per gram|
|Soy sauce||0.016 mg per gram|
The scientific research has been sourced from the a WebMD article. You can view the original here.