Instruct: Classify Amazon reviews into positive or negative sentiment
Query: 4 stars But # DANGER #

Taking this gave me a lot of energy, nearly doubled my jogging time. So it may be breaking fat and producing energy. great. 4 stars.But it may gradually cause Diabetes and Liver problems.If you do yahoo search or google for this string :"Efficacy and safety of dietary supplements containing conjugated linoleic acid (CLA) for the treatment of obesity-evidence from animal and human studies"You will read scientific studies explaining reactions in liver and insulin resistance.The same applies for Vitamin world Tonain CLA and all CLA products. Not specific to this one.