LA Muscles X Factor is highly beneficial for anyone who wants to make better strength & muscle gains. It is also a must for anyone who uses testosterone boosting products or steroids. X Factor will turn Testosterone products into Super Testosterone products.POWERFUL ANTI ESTROGEN Taking X Factor along side a good anaerobic regime & high protein diet can mean a strong anti estrogen combination ensuring effective blockage of the female hormone which can set your muscle building gains back. n CR