Where is it found ?Relatively large amounts of isoflavones are present in whole soybeans, roasted soya nuts, tofu, tempeh, soya milk, meat substitutes, soya flour, and some soya protein isolates.How much is usually taken ?Researchers suggest the equivalent of one serving of soya foods per day supports good health, and the benefits increase as soya intake increases.Level and distribution of isoflavone content per capsule is 40mg of natural product, a 10:1 guaranteed extract product. (size 0)