As A Treatment"...Some evidence suggests that gamma oryzanol increases testosterone levels, stimulates the release of endorphins (pain-relieving substances made in the body), and promotes the growth of lean muscle tissue..."
was one of the first plant sterols to be studied for its anabolic effect as a steroid substitute. It was discovered that this constituent of rice bran oil has stimulative growth effects on subjects that ingested pure supplements of Gamma Oryzanol. That is, less food was required by the oryzanol group for the same weight gain as a control group when fed the same diet.