In researching cinnamon, i read one article warning it boosts sex hormone and contains beta-sitosterol, and both can cause prostate cancer. true?

Possibly, yes and NO: There is no clear research showing cinnamon raises testosterone in humans; it might do so indirectly by lowering blood sugar as high sugar reduces testosterone. But high testosterone does not cause prostate cancer!- see http://jnci.oxfordjournals.org/content/100/3/170 It does have Beta-sitosterol but research suggests that Beta-sitosterol reduces risk of prostate cancer: http://bit.ly/1nDr8zb

No: No matter what foods or extracts enhance hormone activity, non are associated with the initiation of Cancer. They can stimulate cancer to some degree if malignancy is present. Most indications prostate Ca is of viral origin from MMTV which is associated with breast Ca and where men from such families have a higher incidence of prostate cancer.