Gamma-O has been demonstrated to naturally increase testosterone levels and enhance the release of endorphins that lower stress. Used as part of a sound training program, the increase in testosterone and endorphins aids in the development of lean muscle tissue while burning off excess fat without the harmful side effects of steroids or andro products. Additionally, Gamma-O helps to naturally maintain cholesterol levels already within normal range. Gamma-O also possesses strong antioxidant properties which can protect heart vessels from free-radical damage. Gamma Oryzanol is a combination of substances found in rice bran oil.