 B. On the first day of the study, subjects will return to the lab in a fasted state 9 or more hours with no food or beverage other than water and turn in the 3-day food record and the 24-h urine collection sample. Height, body weight, and percent body fat seca BIA scale will be measured. Blood samples will be collected from an antecubital vein with subjects in the seated position by trained phlebotomists. Each blood sample will not exceed 40 ml 2.7 tablespoons. Subjects will also record responses to a 4-week retrospective symptom log. Subjects will be given flavonoid or placebo supplements for the first 4-week period, and ingest the first two supplements in the lab under supervision. 