7 Articles About LUTS in BPH You Can’t Miss September 5, 2016September 28, 2016 by admin In Social Clips. 3. Korean Black Soybean Extract May Reduce LUTS, Help Prevent BPH, Study Suggests Researchers in Korea evaluated the effects of extract from seoritae, a type of Korean-grown back soybean, on patients with mild to moderate lower urinary tract symptoms in BPH. Results appear to show significantly reduced symptoms while also improving quality of life. Print This Page 1 2 3 4 5 6 7