FDA says it causes liver damage. I had a lot of success with the original forumla but when they took the ephedrine out it didn't help me nearly as much. That said I will still pop a couple every now and then...not anymore I guess.
http://www.cnn.com/2009/HEALTH/05/01...all/index.html
The FDA is warning consumers to immediately stop using 14 Hydroxycut products manufactured by Iovate Health Sciences Inc. of Oakville, Ontario, and distributed by Iovate Health Sciences USA Inc. of Blasdell, New York.