“…Endogenous estrogen levels in humans vary greatly. Excessive alcohol consumption, age, liver function, nutrient deficiencies (Biskind, 1946), body weight and/or composition (Fishman et al, 1975), and diet (Hill et al, 1980) have all been shown to have profound effects on body estrogen levels and physical manifestations of these levels. The occurrence of coumestrol in human food products thus merits careful scrutiny.…”