The objectivites of this research were to detect isoflovones daidzein, genistein, and factor 2 in Soybean, tempe, and tempe bosok (qualitative); antihemolytic activities crude isoflovones of soybean, tempe, and tempe bosok; crude isoflavones weight of soybean, tempe, and tempe bosok; and quantitative isoflavone daizein and genistein in extract which have the highest antihemolytic activities. Th…