i have those lot 497 exp 3/08 i wasn't too impressed ,finished 10 weeks only gained 10 lbs and a clean diet and as much as i could eat . i could have done that with creatine i also found another guy on here with similar results ,although sex drive was up ,and i took 250 x 2 wkly, don't think ill be getting it again ,and yes it was legit but i thought it was overated ,just like the profiles iv seen. don't let the fancy stack fool you ,go with enth. its much cheeper