Before you start taking a drug such as Clenbuterol, it is better to give some time looking into bodybuilding and diet forums that contains reviews written by users who have tried the drug. A number of the useful information about how to take Clen and the results that you can gain from this fat burner would come from many online user reviews posted in the internet. With that, it is essential that you have the fundamental knowledge of the mechanism of Clen first so that you can filter out the good from the bad information. Not all people using the weight loss pill knows the proper way to utilize it and there could be many contradicting informations about the effects and side effects that could happen. In this review, some of the comments that are frequently seen in forums and user experience logs from people who took the drug will be presented and explained. We also placed a part where there are reviews and results at the last section of this article as posted in a few online communities.