Chrysin is used mainly by men to treat high estrogen level by helping to prevent the conversion of testosterone into estrogen. Chrysin is most commonly used in bodybuilding as a healthy alternative to other unnatural compounds. It also assists muscle growth, acts as an energy booster, and aids in increasing athletic endurance. Chrysin is poorly absorbed in the bloodstream by oral administration such as pills and capsules. Chrysin cream appear to be the preferred method of administration. The benefit of using a cream base is that chrysin may be dissolved into the cream base along with penetration enhancers making it absorb through the skin much easier, whereas when taken orally this water insoluble flavonoid is only minimally absorbed. BHRT Naturals chrysin creams also bypass the stomach and liver thus minimizing gastric degradation and first pass metabolism thus allowing smaller doses to be administered. Chrysin is also sometimes called dihydroxyflavone, chrysine and flavone X.