It contains 100% natural ingredients like caffeine, green coffee beans extract, black pepper extracts, and L-theanine in admissible quantities. This MuscleBlaze fat cutter when consumed as directed by your doctor or nutritionist may help in reducing weight by bolstering the overall metabolism of the body and suppresing the formation of fat cells in the body. Theanine, a non-essential amino acid, present in the supplement maintains the formation of fat cells in body and decreasing the cortisol levels which is one of the major cause of obesity. Not recommended for pregnant/lactating/children/under 18 yrs. This product is not intended to diagnose, treat, cure or prevent any disease.