I think for the most part its red clover, but it takes a long time to see any results. you just got to keep taking it but not in huge amounts, maybe 1 to 2 capsules a day. a while back i read in a herbal dictionary that red clover would cause breast tenderness and fat redistribution. i believe taking it around the evening is a better idea since at the evening/night hours your testosterone is at its lowest point.
good luck. and like someone up here once said, its not a sprint but a marathon that your body is going through. so make sure you take a 1 to 2 capsules a day.
on the other hand if you want faster results that would rock your world you should give PM a shot. I've tried the PM phytogen complex from solgar and it was working pretty