I take it for another reason. This is for men only, but there was a study about helping men with problems of ageing. you can read about it here:
http://www.theomnivore.com/Carnitin...t%20friend.html
All I can say is that I tried it, taking both forms as was done in the study, and it helped my problems imensely. It seems to help me with energy as the rest of you have said, but what I initially took it for made it worth whatever it costs. I think it is a miricle supplement.