Studies show that vitamin d is crucial for prostate health. Yet, only one in ten americans get the amount of vitamin d that research suggests is optimal for prostate health. With 4000 iu's of vitamin d3 and potent levels of green tea extract, dim, genistein and lycopene, prostate-d is a wondrous prostate support system. It is not designed to offset prostate enlargement, but may help such problems from occurring. It may be used with any multiple, or with 4 way prostate support system or any other prostate supplement that does not provide more than 2000 iu's of vitamin d per day.